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.r343-tall-171679094800444.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 SharedMemory-COL-000010, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r343-tall-171679094800444
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 484K
-rw-r--r-- 1 mcc users 6.5K Apr 12 15:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 61K Apr 12 15:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Apr 12 15:02 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Apr 12 15:02 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.4K Apr 23 07:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Apr 23 07:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 23 07:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Apr 23 07:51 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 12 15:28 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 109K Apr 12 15:28 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K Apr 12 15:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 111K Apr 12 15:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 23 07:51 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:51 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 7 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 12K 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 Liveness

=== Now, execution of the tool begins

BK_START 1716836183164

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=SharedMemory-COL-000010
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
Liveness COL
Running Version 202405141337
[2024-05-27 18:56:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2024-05-27 18:56:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-27 18:56:24] [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.
[2024-05-27 18:56:24] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-27 18:56:25] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 536 ms
[2024-05-27 18:56:25] [INFO ] Imported 6 HL places and 5 HL transitions for a total of 141 PT places and 320.0 transition bindings in 18 ms.
[2024-05-27 18:56:25] [INFO ] Built PT skeleton of HLPN with 6 places and 5 transitions 16 arcs in 4 ms.
[2024-05-27 18:56:25] [INFO ] Skeletonized 0 HLPN properties in 0 ms.
[2024-05-27 18:56:25] [INFO ] Unfolded HLPN to a Petri net with 141 places and 220 transitions 840 arcs in 20 ms.
[2024-05-27 18:56:25] [INFO ] Unfolded 0 HLPN properties in 0 ms.
[2024-05-27 18:56:25] [INFO ] Unfolded HLPN to a Petri net with 141 places and 220 transitions 840 arcs in 7 ms.
[2024-05-27 18:56:25] [INFO ] Unfolded 5 HLPN properties in 1 ms.
[2024-05-27 18:56:25] [INFO ] Built PT skeleton of HLPN with 6 places and 5 transitions 16 arcs in 0 ms.
[2024-05-27 18:56:25] [INFO ] Skeletonized 5 HLPN properties in 1 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Prefix of Interest using HLPN skeleton for deadlock discarded 0 places and 0 transitions.
Domain [P(10), P(10)] of place Ext_Mem_Acc breaks symmetries in sort P
[2024-05-27 18:56:25] [INFO ] Unfolded HLPN to a Petri net with 141 places and 220 transitions 840 arcs in 7 ms.
[2024-05-27 18:56:25] [INFO ] Unfolded 5 HLPN properties in 1 ms.
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 10 transitions.
Built sparse matrix representations for Structural reductions in 1 ms.29337KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 131/131 places, 210/210 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 29 ms. Remains 131 /131 variables (removed 0) and now considering 210/210 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 40 ms. Remains : 131/131 places, 210/210 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 131/131 places, 210/210 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 13 ms. Remains 131 /131 variables (removed 0) and now considering 210/210 (removed 0) transitions.
// Phase 1: matrix 210 rows 131 cols
[2024-05-27 18:56:25] [INFO ] Computed 21 invariants in 25 ms
[2024-05-27 18:56:25] [INFO ] Implicit Places using invariants in 185 ms returned []
[2024-05-27 18:56:25] [INFO ] Invariant cache hit.
[2024-05-27 18:56:25] [INFO ] Implicit Places using invariants and state equation in 110 ms returned []
Implicit Place search using SMT with State Equation took 321 ms to find 0 implicit places.
[2024-05-27 18:56:25] [INFO ] Redundant transitions in 7 ms returned []
Running 190 sub problems to find dead transitions.
[2024-05-27 18:56:25] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 10/131 variables, 10/21 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/131 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (OVERLAPS) 210/341 variables, 131/152 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/341 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (OVERLAPS) 0/341 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 341/341 variables, and 152 constraints, problems are : Problem set: 0 solved, 190 unsolved in 4771 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 131/131 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 10/131 variables, 10/21 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/131 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (OVERLAPS) 210/341 variables, 131/152 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/341 variables, 190/342 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/341 variables, 0/342 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/341 variables, 0/342 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 341/341 variables, and 342 constraints, problems are : Problem set: 0 solved, 190 unsolved in 6487 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 131/131 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
After SMT, in 11691ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 11705ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 12060 ms. Remains : 131/131 places, 210/210 transitions.
Random walk for 1250000 steps, including 0 resets, run took 7429 ms (no deadlock found). (steps per millisecond=168 )
Random directed walk for 1250002 steps, including 0 resets, run took 16345 ms (no deadlock found). (steps per millisecond=76 )
[2024-05-27 18:57:01] [INFO ] Invariant cache hit.
[2024-05-27 18:57:01] [INFO ] [Real]Absence check using 21 positive place invariants in 4 ms returned unsat
[2024-05-27 18:57:01] [INFO ] Unfolded HLPN to a Petri net with 141 places and 220 transitions 840 arcs in 2 ms.
[2024-05-27 18:57:01] [INFO ] Unfolded 5 HLPN properties in 0 ms.
Initial state reduction rules removed 2 formulas.
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 10 transitions.
RANDOM walk for 17 steps (0 resets) in 9 ms. (1 steps per ms) remains 0/3 properties
[2024-05-27 18:57:01] [INFO ] Flatten gal took : 59 ms
[2024-05-27 18:57:01] [INFO ] Flatten gal took : 31 ms
[2024-05-27 18:57:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8560486872846925405.gal : 15 ms
[2024-05-27 18:57:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16335667736128068573.prop : 1 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/ReachabilityCardinality8560486872846925405.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16335667736128068573.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 5 properties.
Net is quasi-live, checking if it is reversible to establish liveness.
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 10 transitions.
[2024-05-27 18:57:01] [INFO ] Flatten gal took : 36 ms
[2024-05-27 18:57:01] [INFO ] Flatten gal took : 18 ms
[2024-05-27 18:57:01] [INFO ] Time to serialize gal into /tmp/CTLFireability1271544609043299003.gal : 7 ms
[2024-05-27 18:57:01] [INFO ] Time to serialize properties into /tmp/CTLFireability507135269593407272.ctl : 2 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability1271544609043299003.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability507135269593407272.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...282
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.83052e+06,0.195563,12132,2,5531,5,25017,6,0,737,16514,0


Converting to forward existential form...Done !
original formula: AG(EF((((((((((OwnMemAcc_0==0)&&(OwnMemAcc_1==0))&&((OwnMemAcc_2==0)&&(OwnMemAcc_3==0)))&&(((OwnMemAcc_4==0)&&(OwnMemAcc_5==0))&&((OwnMem...2799
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U (((((((((OwnMemAcc_0==0)&&(OwnMemAcc_1==0))&&((OwnMemAcc_2==0)&&(OwnMemAcc_3==0))...2859
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,1.43613,55020,1,0,5,265900,14,0,3874,67511,5
Formula is TRUE !

***************************************

Able to resolve query Liveness after proving 1 properties.
FORMULA Liveness TRUE TECHNIQUES RANDOM_WALK DECISION_DIAGRAMS TOPOLOGICAL QUASI_LIVE_REVERSIBLE INITIAL_STATE
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 10 transitions.
Total runtime 38703 ms.

BK_STOP 1716836223284

--------------------
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
+ [[ Liveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution Liveness -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 Liveness -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="SharedMemory-COL-000010"
export BK_EXAMINATION="Liveness"
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 SharedMemory-COL-000010, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r343-tall-171679094800444"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SharedMemory-COL-000010.tgz
mv SharedMemory-COL-000010 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property Liveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;