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-171679094800449.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-000020, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r343-tall-171679094800449
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 548K
-rw-r--r-- 1 mcc users 9.2K Apr 12 15:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 96K Apr 12 15:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Apr 12 15:32 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Apr 12 15:32 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.0K Apr 23 07:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 23 07:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Apr 23 07:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 23 07:51 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K Apr 12 16:19 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 175K Apr 12 16:19 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 12 16:04 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K Apr 12 16:04 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 13K 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 1716836228162

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-000020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
Liveness COL
Running Version 202405141337
[2024-05-27 18:57:09] [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 18:57:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-27 18:57:09] [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 18:57:09] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-27 18:57:09] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 528 ms
[2024-05-27 18:57:10] [INFO ] Imported 6 HL places and 5 HL transitions for a total of 481 PT places and 1240.0 transition bindings in 14 ms.
[2024-05-27 18:57:10] [INFO ] Built PT skeleton of HLPN with 6 places and 5 transitions 16 arcs in 3 ms.
[2024-05-27 18:57:10] [INFO ] Skeletonized 0 HLPN properties in 0 ms.
[2024-05-27 18:57:10] [INFO ] Unfolded HLPN to a Petri net with 481 places and 840 transitions 3280 arcs in 34 ms.
[2024-05-27 18:57:10] [INFO ] Unfolded 0 HLPN properties in 0 ms.
[2024-05-27 18:57:10] [INFO ] Unfolded HLPN to a Petri net with 481 places and 840 transitions 3280 arcs in 9 ms.
[2024-05-27 18:57:10] [INFO ] Unfolded 5 HLPN properties in 1 ms.
[2024-05-27 18:57:10] [INFO ] Built PT skeleton of HLPN with 6 places and 5 transitions 16 arcs in 0 ms.
[2024-05-27 18:57:10] [INFO ] Skeletonized 5 HLPN properties in 9 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(20), P(20)] of place Ext_Mem_Acc breaks symmetries in sort P
[2024-05-27 18:57:10] [INFO ] Unfolded HLPN to a Petri net with 481 places and 840 transitions 3280 arcs in 11 ms.
[2024-05-27 18:57:10] [INFO ] Unfolded 5 HLPN properties in 1 ms.
Deduced a syphon composed of 20 places in 1 ms
Reduce places removed 20 places and 20 transitions.
Built sparse matrix representations for Structural reductions in 3 ms.24642KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 461/461 places, 820/820 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 72 ms. Remains 461 /461 variables (removed 0) and now considering 820/820 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 83 ms. Remains : 461/461 places, 820/820 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 461/461 places, 820/820 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 44 ms. Remains 461 /461 variables (removed 0) and now considering 820/820 (removed 0) transitions.
// Phase 1: matrix 820 rows 461 cols
[2024-05-27 18:57:10] [INFO ] Computed 41 invariants in 48 ms
[2024-05-27 18:57:10] [INFO ] Implicit Places using invariants in 274 ms returned []
[2024-05-27 18:57:10] [INFO ] Invariant cache hit.
[2024-05-27 18:57:10] [INFO ] Implicit Places using invariants and state equation in 313 ms returned []
Implicit Place search using SMT with State Equation took 615 ms to find 0 implicit places.
[2024-05-27 18:57:10] [INFO ] Redundant transitions in 39 ms returned []
Running 780 sub problems to find dead transitions.
[2024-05-27 18:57:11] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/441 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 20/461 variables, 20/41 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/461 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 4 (OVERLAPS) 820/1281 variables, 461/502 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1281/1281 variables, and 502 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 41/41 constraints, State Equation: 461/461 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 780 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/441 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/441 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 2 (OVERLAPS) 20/461 variables, 20/41 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/461 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 4 (OVERLAPS) 820/1281 variables, 461/502 constraints. Problems are: Problem set: 0 solved, 780 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1281 variables, 780/1282 constraints. Problems are: Problem set: 0 solved, 780 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1281/1281 variables, and 1282 constraints, problems are : Problem set: 0 solved, 780 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 41/41 constraints, State Equation: 461/461 constraints, PredecessorRefiner: 780/780 constraints, Known Traps: 0/0 constraints]
After SMT, in 65177ms problems are : Problem set: 0 solved, 780 unsolved
Search for dead transitions found 0 dead transitions in 65205ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 65930 ms. Remains : 461/461 places, 820/820 transitions.
Interrupted Random walk after 993792 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=33 )
Interrupted Random directed walk after 269615 steps, including 0 resets, run timeout after 30016 ms. (steps per millisecond=8 )
[2024-05-27 18:59:16] [INFO ] Invariant cache hit.
[2024-05-27 18:59:16] [INFO ] [Real]Absence check using 41 positive place invariants in 6 ms returned unsat
[2024-05-27 18:59:16] [INFO ] Unfolded HLPN to a Petri net with 481 places and 840 transitions 3280 arcs in 5 ms.
[2024-05-27 18:59:16] [INFO ] Unfolded 5 HLPN properties in 0 ms.
Initial state reduction rules removed 2 formulas.
Deduced a syphon composed of 20 places in 1 ms
Reduce places removed 20 places and 20 transitions.
RANDOM walk for 24 steps (0 resets) in 13 ms. (1 steps per ms) remains 0/3 properties
[2024-05-27 18:59:16] [INFO ] Flatten gal took : 88 ms
[2024-05-27 18:59:16] [INFO ] Flatten gal took : 57 ms
[2024-05-27 18:59:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6879266490312397536.gal : 27 ms
[2024-05-27 18:59:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6636083363571540525.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/ReachabilityCardinality6879266490312397536.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6636083363571540525.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
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
ITS tools runner thread asked to quit. Dying gracefully.
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 20 places in 1 ms
Reduce places removed 20 places and 20 transitions.
[2024-05-27 18:59:16] [INFO ] Flatten gal took : 59 ms
[2024-05-27 18:59:16] [INFO ] Flatten gal took : 52 ms
[2024-05-27 18:59:16] [INFO ] Time to serialize gal into /tmp/CTLFireability4493807480386409019.gal : 13 ms
[2024-05-27 18:59:16] [INFO ] Time to serialize properties into /tmp/CTLFireability15764543788494510200.ctl : 4 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/CTLFireability4493807480386409019.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability15764543788494510200.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 -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2024-05-27 18:59:19] [INFO ] Flatten gal took : 40 ms
[2024-05-27 18:59:19] [INFO ] Applying decomposition
[2024-05-27 18:59:20] [INFO ] Flatten gal took : 35 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph9787544025811026060.txt' '-o' '/tmp/graph9787544025811026060.bin' '-w' '/tmp/graph9787544025811026060.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph9787544025811026060.bin' '-l' '-1' '-v' '-w' '/tmp/graph9787544025811026060.weights' '-q' '0' '-e' '0.001'
[2024-05-27 18:59:20] [INFO ] Decomposing Gal with order
[2024-05-27 18:59:20] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-27 18:59:20] [INFO ] Removed a total of 1402 redundant transitions.
[2024-05-27 18:59:20] [INFO ] Flatten gal took : 157 ms
[2024-05-27 18:59:20] [INFO ] Fuse similar labels procedure discarded/fused a total of 24 labels/synchronizations in 20 ms.
[2024-05-27 18:59:20] [INFO ] Time to serialize gal into /tmp/CTLFireability183862241463061818.gal : 13 ms
[2024-05-27 18:59:20] [INFO ] Time to serialize properties into /tmp/CTLFireability10647823117628709377.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/CTLFireability183862241463061818.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10647823117628709377.ctl'

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 -...262
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,4.45146e+11,0.369126,16428,1330,276,13917,1395,1942,6649,187,3104,0


Converting to forward existential form...Done !
original formula: AG(EF(((((((((((u0.OwnMemAcc_0==0)&&(u25.OwnMemAcc_1==0))&&((u26.OwnMemAcc_2==0)&&(u1.OwnMemAcc_3==0)))&&(((i23.u27.OwnMemAcc_4==0)&&(u28...12574
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((((((((((u0.OwnMemAcc_0==0)&&(u25.OwnMemAcc_1==0))&&((u26.OwnMemAcc_2==0)&&(u1.O...12634
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.770337,27244,1,0,35437,3848,10175,33682,1001,10244,195911
Formula is TRUE !

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

ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query Liveness after proving 1 properties.
FORMULA Liveness TRUE TECHNIQUES RANDOM_WALK DECISION_DIAGRAMS TOPOLOGICAL QUASI_LIVE_REVERSIBLE INITIAL_STATE USE_NUPN
Deduced a syphon composed of 20 places in 1 ms
Reduce places removed 20 places and 20 transitions.
Total runtime 131940 ms.

BK_STOP 1716836361340

--------------------
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-000020"
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-000020, 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-171679094800449"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SharedMemory-COL-000020.tgz
mv SharedMemory-COL-000020 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 ;