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.r281-smll-167863551100364.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 smartxred
Input is Peterson-COL-5, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r281-smll-167863551100364
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 496K
-rw-r--r-- 1 mcc users 7.9K Feb 25 22:30 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Feb 25 22:30 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.2K Feb 25 22:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 65K Feb 25 22:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.2K Feb 25 16:31 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Feb 25 16:31 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 16:31 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Feb 25 16:31 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 22:46 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 122K Feb 25 22:46 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Feb 25 22:38 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 25 22:38 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:31 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_pt
-rw-r--r-- 1 mcc users 2 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 45K 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

FORMULA_NAME Liveness

=== Now, execution of the tool begins

BK_START 1678923134532

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=smartxred
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Peterson-COL-5
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-15 23:32:18] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-15 23:32:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-15 23:32:18] [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.
[2023-03-15 23:32:18] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-15 23:32:19] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1085 ms
[2023-03-15 23:32:19] [INFO ] Imported 11 HL places and 14 HL transitions for a total of 864 PT places and 1398.0 transition bindings in 44 ms.
[2023-03-15 23:32:19] [INFO ] Built PT skeleton of HLPN with 11 places and 14 transitions 42 arcs in 9 ms.
[2023-03-15 23:32:19] [INFO ] Skeletonized 0 HLPN properties in 0 ms.
[2023-03-15 23:32:19] [INFO ] Unfolded HLPN to a Petri net with 864 places and 1302 transitions 4068 arcs in 84 ms.
[2023-03-15 23:32:19] [INFO ] Unfolded 0 HLPN properties in 0 ms.
[2023-03-15 23:32:19] [INFO ] Unfolded HLPN to a Petri net with 864 places and 1302 transitions 4068 arcs in 52 ms.
[2023-03-15 23:32:19] [INFO ] Unfolded 14 HLPN properties in 1 ms.
[2023-03-15 23:32:19] [INFO ] Built PT skeleton of HLPN with 11 places and 14 transitions 42 arcs in 0 ms.
[2023-03-15 23:32:19] [INFO ] Skeletonized 14 HLPN properties in 2 ms.
Reduce places removed 2 places and 0 transitions.
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 [Process(6), Tour(5), Process(6)] of place BeginLoop breaks symmetries in sort Process
Arc [2:1*[$i, (MOD (ADD $j 1) 5)]] contains successor/predecessor on variables of sort Tour
Symmetric sort wr.t. initial and guards and successors and join/free detected :Bool
Arc [1:1*[$i, 0]] contains constants of sort Bool
Transition Ask : constants on arcs in [[1:1*[$i, 0]]] introduces in Bool(2) partition with 1 elements that refines current partition to 2 subsets.
[2023-03-15 23:32:19] [INFO ] Unfolded HLPN to a Petri net with 864 places and 1302 transitions 4068 arcs in 45 ms.
[2023-03-15 23:32:19] [INFO ] Unfolded 14 HLPN properties in 0 ms.
Deduced a syphon composed of 30 places in 18 ms
Reduce places removed 30 places and 60 transitions.
Built sparse matrix representations for Structural reductions in 10 ms.33542KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 834/834 places, 1242/1242 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 126 ms. Remains 834 /834 variables (removed 0) and now considering 1242/1242 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 128 ms. Remains : 834/834 places, 1242/1242 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 834/834 places, 1242/1242 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 87 ms. Remains 834 /834 variables (removed 0) and now considering 1242/1242 (removed 0) transitions.
[2023-03-15 23:32:20] [INFO ] Flow matrix only has 1122 transitions (discarded 120 similar events)
// Phase 1: matrix 1122 rows 834 cols
[2023-03-15 23:32:20] [INFO ] Computed 23 place invariants in 48 ms
[2023-03-15 23:32:20] [INFO ] Implicit Places using invariants in 687 ms returned []
[2023-03-15 23:32:20] [INFO ] Flow matrix only has 1122 transitions (discarded 120 similar events)
[2023-03-15 23:32:20] [INFO ] Invariant cache hit.
[2023-03-15 23:32:21] [INFO ] State equation strengthened by 205 read => feed constraints.
[2023-03-15 23:32:21] [INFO ] Implicit Places using invariants and state equation in 1155 ms returned []
Implicit Place search using SMT with State Equation took 1900 ms to find 0 implicit places.
[2023-03-15 23:32:21] [INFO ] Redundant transitions in 143 ms returned []
[2023-03-15 23:32:22] [INFO ] Flow matrix only has 1122 transitions (discarded 120 similar events)
[2023-03-15 23:32:22] [INFO ] Invariant cache hit.
[2023-03-15 23:32:23] [INFO ] Dead Transitions using invariants and state equation in 1580 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 3730 ms. Remains : 834/834 places, 1242/1242 transitions.
Random walk for 1250000 steps, including 0 resets, run took 2868 ms (no deadlock found). (steps per millisecond=435 )
Random directed walk for 1250006 steps, including 0 resets, run took 2878 ms (no deadlock found). (steps per millisecond=434 )
[2023-03-15 23:32:29] [INFO ] Flow matrix only has 1122 transitions (discarded 120 similar events)
[2023-03-15 23:32:29] [INFO ] Invariant cache hit.
[2023-03-15 23:32:29] [INFO ] [Real]Absence check using 17 positive place invariants in 47 ms returned sat
[2023-03-15 23:32:29] [INFO ] [Real]Absence check using 17 positive and 6 generalized place invariants in 33 ms returned unsat
[2023-03-15 23:32:29] [INFO ] Unfolded HLPN to a Petri net with 864 places and 1302 transitions 4068 arcs in 21 ms.
[2023-03-15 23:32:29] [INFO ] Unfolded 14 HLPN properties in 0 ms.
Initial state reduction rules removed 1 formulas.
Deduced a syphon composed of 30 places in 5 ms
Reduce places removed 30 places and 60 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 242 ms. (steps per millisecond=41 ) properties (out of 13) seen :12
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-15 23:32:30] [INFO ] Flow matrix only has 1122 transitions (discarded 120 similar events)
[2023-03-15 23:32:30] [INFO ] Invariant cache hit.
[2023-03-15 23:32:30] [INFO ] [Real]Absence check using 17 positive place invariants in 28 ms returned sat
[2023-03-15 23:32:30] [INFO ] [Real]Absence check using 17 positive and 6 generalized place invariants in 17 ms returned sat
[2023-03-15 23:32:30] [INFO ] After 361ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-15 23:32:30] [INFO ] [Nat]Absence check using 17 positive place invariants in 28 ms returned sat
[2023-03-15 23:32:30] [INFO ] [Nat]Absence check using 17 positive and 6 generalized place invariants in 16 ms returned sat
[2023-03-15 23:32:31] [INFO ] After 770ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-15 23:32:31] [INFO ] State equation strengthened by 205 read => feed constraints.
[2023-03-15 23:32:31] [INFO ] After 201ms SMT Verify possible using 205 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-15 23:32:32] [INFO ] Deduced a trap composed of 11 places in 762 ms of which 8 ms to minimize.
[2023-03-15 23:32:33] [INFO ] Deduced a trap composed of 40 places in 860 ms of which 2 ms to minimize.
[2023-03-15 23:32:34] [INFO ] Deduced a trap composed of 37 places in 627 ms of which 2 ms to minimize.
[2023-03-15 23:32:35] [INFO ] Deduced a trap composed of 64 places in 723 ms of which 2 ms to minimize.
[2023-03-15 23:32:36] [INFO ] Deduced a trap composed of 46 places in 682 ms of which 3 ms to minimize.
[2023-03-15 23:32:36] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 4264 ms
[2023-03-15 23:32:36] [INFO ] After 4545ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 134 ms.
[2023-03-15 23:32:36] [INFO ] After 5815ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 131 ms.
Support contains 30 out of 834 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 834/834 places, 1242/1242 transitions.
Drop transitions removed 350 transitions
Trivial Post-agglo rules discarded 350 transitions
Performed 350 trivial Post agglomeration. Transition count delta: 350
Iterating post reduction 0 with 350 rules applied. Total rules applied 350 place count 834 transition count 892
Reduce places removed 350 places and 0 transitions.
Iterating post reduction 1 with 350 rules applied. Total rules applied 700 place count 484 transition count 892
Performed 185 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 185 Pre rules applied. Total rules applied 700 place count 484 transition count 707
Deduced a syphon composed of 185 places in 2 ms
Reduce places removed 185 places and 0 transitions.
Iterating global reduction 2 with 370 rules applied. Total rules applied 1070 place count 299 transition count 707
Applied a total of 1070 rules in 166 ms. Remains 299 /834 variables (removed 535) and now considering 707/1242 (removed 535) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 167 ms. Remains : 299/834 places, 707/1242 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 3343 ms. (steps per millisecond=299 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1446 ms. (steps per millisecond=691 ) properties (out of 1) seen :0
Finished probabilistic random walk after 61 steps, run visited all 1 properties in 8 ms. (steps per millisecond=7 )
Probabilistic random walk after 61 steps, saw 55 distinct states, run finished after 9 ms. (steps per millisecond=6 ) properties seen :1
Able to resolve query QuasiLiveness after proving 14 properties.
Deduced a syphon composed of 30 places in 2 ms
Reduce places removed 30 places and 60 transitions.
Unable to solve all queries for examination Liveness. Remains :14 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 14 properties from file /home/mcc/execution/Liveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 23425 ms.
======================================================
========== this is Smart for the MCC'2018 ============
======================================================
Running Peterson (COL), instance 5
Examination Liveness
Parser /home/mcc/BenchKit/bin//../reducer/bin//../../smart/bin//parser/Liveness.jar
Model checker /home/mcc/BenchKit/bin//../reducer/bin//../../smart/bin//rem_exec//smart

PNML FILE: model.pnml
Petri model created: 11 places, 14 transitions, 42 arcs.
(potential((tk(P1)>=1) & (tk(P2)>=1)))
(potential((tk(P3)>=1) & (tk(P4)>=1)))
(potential((tk(P4)>=1) & (tk(P5)>=1)))
(potential((tk(P4)>=1) & (tk(P5)>=1)))
(potential((tk(P7)>=1)))
(potential((tk(P7)>=1)))
(potential((tk(P2)>=1) & (tk(P8)>=1)))
(potential((tk(P6)>=1)))
(potential((tk(P9)>=1)))
(potential((tk(P9)>=1)))
(potential((tk(P11)>=1)))
(potential((tk(P10)>=1) & (tk(P2)>=1)))
(potential((tk(P10)>=1) & (tk(P2)>=1)))
(potential((tk(P11)>=1)))
FORMULA Liveness FALSE TECHNIQUES IMPLICIT_RELATION DECISION_DIAGRAMS SATURATION

BK_STOP 1678923163011

--------------------
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 Liveness -timeout 180 -rebuildPNML
WARNING:
No initial marking given, assuming zero
within model automodel built in file model.sm near line 86

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="Peterson-COL-5"
export BK_EXAMINATION="Liveness"
export BK_TOOL="smartxred"
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 2-5348"
echo " Executing tool smartxred"
echo " Input is Peterson-COL-5, 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 r281-smll-167863551100364"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Peterson-COL-5.tgz
mv Peterson-COL-5 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 ;