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.r249-tall-167856435900244.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 LamportFastMutEx-COL-8, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r249-tall-167856435900244
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 464K
-rw-r--r-- 1 mcc users 6.5K Feb 25 13:46 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K Feb 25 13:46 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Feb 25 13:44 CTLFireability.txt
-rw-r--r-- 1 mcc users 65K Feb 25 13:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:20 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:20 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 16:20 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:20 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.5K Feb 25 13:51 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 86K Feb 25 13:51 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.7K Feb 25 13:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K Feb 25 13:50 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 16:20 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:20 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_pt
-rw-r--r-- 1 mcc users 2 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 44K Mar 5 18:22 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 1678736478994

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=LamportFastMutEx-COL-8
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-13 19:41:20] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-13 19:41:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-13 19:41:20] [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.
[2023-03-13 19:41:20] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-13 19:41:21] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 661 ms
[2023-03-13 19:41:21] [INFO ] Imported 18 HL places and 17 HL transitions for a total of 315 PT places and 837.0 transition bindings in 14 ms.
[2023-03-13 19:41:21] [INFO ] Built PT skeleton of HLPN with 18 places and 17 transitions 68 arcs in 4 ms.
[2023-03-13 19:41:21] [INFO ] Skeletonized 0 HLPN properties in 1 ms.
[2023-03-13 19:41:21] [INFO ] Unfolded HLPN to a Petri net with 315 places and 666 transitions 2934 arcs in 23 ms.
[2023-03-13 19:41:21] [INFO ] Unfolded 0 HLPN properties in 0 ms.
[2023-03-13 19:41:21] [INFO ] Unfolded HLPN to a Petri net with 315 places and 666 transitions 2934 arcs in 8 ms.
[2023-03-13 19:41:21] [INFO ] Unfolded 17 HLPN properties in 0 ms.
[2023-03-13 19:41:21] [INFO ] Built PT skeleton of HLPN with 18 places and 17 transitions 68 arcs in 0 ms.
[2023-03-13 19:41:21] [INFO ] Skeletonized 17 HLPN properties in 1 ms.
Reduce places removed 3 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 [pid(9), pid(9)] of place P_wait breaks symmetries in sort pid
Symmetric sort wr.t. initial and guards and successors and join/free detected :P_bool
Arc [3:1*[$i, 1]] contains constants of sort P_bool
Transition T_setbi_2 : constants on arcs in [[3:1*[$i, 1]]] introduces in P_bool(2) partition with 1 elements that refines current partition to 2 subsets.
[2023-03-13 19:41:21] [INFO ] Unfolded HLPN to a Petri net with 315 places and 666 transitions 2934 arcs in 14 ms.
[2023-03-13 19:41:21] [INFO ] Unfolded 17 HLPN properties in 0 ms.
Deduced a syphon composed of 49 places in 4 ms
Reduce places removed 49 places and 82 transitions.
Built sparse matrix representations for Structural reductions in 3 ms.24157KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 266/266 places, 584/584 transitions.
Computed a total of 1 stabilizing places and 8 stable transitions
Computed a total of 1 stabilizing places and 8 stable transitions
Computed a total of 1 stabilizing places and 8 stable transitions
Applied a total of 0 rules in 38 ms. Remains 266 /266 variables (removed 0) and now considering 584/584 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 39 ms. Remains : 266/266 places, 584/584 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 266/266 places, 584/584 transitions.
Computed a total of 1 stabilizing places and 8 stable transitions
Computed a total of 1 stabilizing places and 8 stable transitions
Computed a total of 1 stabilizing places and 8 stable transitions
Applied a total of 0 rules in 23 ms. Remains 266 /266 variables (removed 0) and now considering 584/584 (removed 0) transitions.
[2023-03-13 19:41:21] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
// Phase 1: matrix 416 rows 266 cols
[2023-03-13 19:41:21] [INFO ] Computed 82 place invariants in 17 ms
[2023-03-13 19:41:21] [INFO ] Implicit Places using invariants in 210 ms returned []
[2023-03-13 19:41:21] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-13 19:41:21] [INFO ] Invariant cache hit.
[2023-03-13 19:41:21] [INFO ] State equation strengthened by 112 read => feed constraints.
[2023-03-13 19:41:21] [INFO ] Implicit Places using invariants and state equation in 191 ms returned []
Implicit Place search using SMT with State Equation took 426 ms to find 0 implicit places.
[2023-03-13 19:41:21] [INFO ] Redundant transitions in 30 ms returned []
[2023-03-13 19:41:21] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-13 19:41:21] [INFO ] Invariant cache hit.
[2023-03-13 19:41:22] [INFO ] Dead Transitions using invariants and state equation in 256 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 742 ms. Remains : 266/266 places, 584/584 transitions.
Random walk for 1250000 steps, including 0 resets, run took 2567 ms (no deadlock found). (steps per millisecond=486 )
Random directed walk for 1250002 steps, including 0 resets, run took 2017 ms (no deadlock found). (steps per millisecond=619 )
[2023-03-13 19:41:26] [INFO ] Flow matrix only has 416 transitions (discarded 168 similar events)
[2023-03-13 19:41:26] [INFO ] Invariant cache hit.
[2023-03-13 19:41:26] [INFO ] [Real]Absence check using 82 positive place invariants in 28 ms returned sat
[2023-03-13 19:41:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-13 19:41:27] [INFO ] [Real]Absence check using state equation in 252 ms returned sat
[2023-03-13 19:41:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-13 19:41:27] [INFO ] [Nat]Absence check using 82 positive place invariants in 34 ms returned sat
[2023-03-13 19:41:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-13 19:41:27] [INFO ] [Nat]Absence check using state equation in 242 ms returned sat
[2023-03-13 19:41:27] [INFO ] State equation strengthened by 112 read => feed constraints.
[2023-03-13 19:41:27] [INFO ] [Nat]Added 112 Read/Feed constraints in 34 ms returned sat
[2023-03-13 19:41:27] [INFO ] Deduced a trap composed of 12 places in 97 ms of which 3 ms to minimize.
[2023-03-13 19:41:27] [INFO ] Deduced a trap composed of 9 places in 98 ms of which 0 ms to minimize.
[2023-03-13 19:41:27] [INFO ] Deduced a trap composed of 9 places in 89 ms of which 1 ms to minimize.
[2023-03-13 19:41:27] [INFO ] Deduced a trap composed of 11 places in 76 ms of which 1 ms to minimize.
[2023-03-13 19:41:28] [INFO ] Deduced a trap composed of 21 places in 91 ms of which 1 ms to minimize.
[2023-03-13 19:41:28] [INFO ] Deduced a trap composed of 9 places in 77 ms of which 1 ms to minimize.
[2023-03-13 19:41:28] [INFO ] Deduced a trap composed of 9 places in 86 ms of which 0 ms to minimize.
[2023-03-13 19:41:28] [INFO ] Deduced a trap composed of 9 places in 71 ms of which 0 ms to minimize.
[2023-03-13 19:41:28] [INFO ] Deduced a trap composed of 10 places in 70 ms of which 1 ms to minimize.
[2023-03-13 19:41:28] [INFO ] Deduced a trap composed of 9 places in 66 ms of which 0 ms to minimize.
[2023-03-13 19:41:28] [INFO ] Deduced a trap composed of 9 places in 58 ms of which 1 ms to minimize.
[2023-03-13 19:41:28] [INFO ] Deduced a trap composed of 15 places in 46 ms of which 0 ms to minimize.
[2023-03-13 19:41:28] [INFO ] Deduced a trap composed of 15 places in 45 ms of which 1 ms to minimize.
[2023-03-13 19:41:28] [INFO ] Deduced a trap composed of 15 places in 44 ms of which 1 ms to minimize.
[2023-03-13 19:41:28] [INFO ] Deduced a trap composed of 15 places in 43 ms of which 0 ms to minimize.
[2023-03-13 19:41:28] [INFO ] Deduced a trap composed of 15 places in 41 ms of which 0 ms to minimize.
[2023-03-13 19:41:28] [INFO ] Deduced a trap composed of 15 places in 42 ms of which 0 ms to minimize.
[2023-03-13 19:41:28] [INFO ] Deduced a trap composed of 15 places in 46 ms of which 0 ms to minimize.
[2023-03-13 19:41:29] [INFO ] Deduced a trap composed of 15 places in 41 ms of which 1 ms to minimize.
[2023-03-13 19:41:29] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 19 trap constraints in 1587 ms
[2023-03-13 19:41:29] [INFO ] Unfolded HLPN to a Petri net with 315 places and 666 transitions 2934 arcs in 7 ms.
[2023-03-13 19:41:29] [INFO ] Unfolded 17 HLPN properties in 0 ms.
Initial state reduction rules removed 1 formulas.
Deduced a syphon composed of 49 places in 1 ms
Reduce places removed 49 places and 82 transitions.
Finished random walk after 97 steps, including 0 resets, run visited all 16 properties in 15 ms. (steps per millisecond=6 )
Able to resolve query QuasiLiveness after proving 17 properties.
Deduced a syphon composed of 49 places in 0 ms
Reduce places removed 49 places and 82 transitions.
Unable to solve all queries for examination Liveness. Remains :17 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 17 properties from file /home/mcc/execution/Liveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 8729 ms.
======================================================
========== this is Smart for the MCC'2018 ============
======================================================
Running LamportFastMutEx (COL), instance 8
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: 18 places, 17 transitions, 68 arcs.
(potential((tk(P1)>=1) & (tk(P4)>=1)))
(potential((tk(P2)>=1) & (tk(P5)>=1)))
(potential((tk(P3)>=1) & (tk(P7)>=1)))
(potential((tk(P4)>=1) & (tk(P6)>=1)))
(potential((tk(P3)>=1) & (tk(P16)>=1)))
(potential((tk(P3)>=1) & (tk(P7)>=1)))
(potential((tk(P3)>=1) & (tk(P8)>=1)))
(potential((tk(P2)>=1) & (tk(P9)>=1)))
(potential((tk(P4)>=1) & (tk(P10)>=1)))
(potential((tk(P11)>=1)))
(potential((tk(P4)>=1) & (tk(P12)>=1) & (tk(P13)>=1)))
(potential((tk(P13)>=1) & (tk(P14)>=1)))
(potential((tk(P3)>=1) & (tk(P15)>=1)))
(potential((tk(P3)>=1) & (tk(P15)>=1)))
(potential((tk(P2)>=1) & (tk(P9)>=1)))
(potential((tk(P3)>=1) & (tk(P17)>=1)))
(potential((tk(P4)>=1) & (tk(P18)>=1)))
FORMULA Liveness FALSE TECHNIQUES IMPLICIT_RELATION DECISION_DIAGRAMS SATURATION

BK_STOP 1678736490238

--------------------
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 122

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="LamportFastMutEx-COL-8"
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 LamportFastMutEx-COL-8, 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 r249-tall-167856435900244"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-COL-8.tgz
mv LamportFastMutEx-COL-8 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 ;