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.r377-smll-167891828100129.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 SafeBus-COL-03, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r377-smll-167891828100129
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 7.8K Feb 26 01:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Feb 26 01:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Feb 26 01:28 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Feb 26 01:28 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:49 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:49 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:49 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:49 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 26 01:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 148K Feb 26 01:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.7K Feb 26 01:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 26 01:30 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_pt
-rw-r--r-- 1 mcc users 3 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 42K 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 1679089953829

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=SafeBus-COL-03
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-17 21:52:36] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-17 21:52:36] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 21:52:36] [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.
[2023-03-17 21:52:37] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-17 21:52:38] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1188 ms
[2023-03-17 21:52:38] [INFO ] Detected 1 constant HL places corresponding to 3 PT places.
[2023-03-17 21:52:38] [INFO ] Imported 20 HL places and 14 HL transitions for a total of 60 PT places and 214.0 transition bindings in 40 ms.
[2023-03-17 21:52:38] [INFO ] Built PT skeleton of HLPN with 20 places and 14 transitions 68 arcs in 9 ms.
[2023-03-17 21:52:38] [INFO ] Skeletonized 0 HLPN properties in 0 ms.
[2023-03-17 21:52:38] [INFO ] Unfolded HLPN to a Petri net with 60 places and 97 transitions 556 arcs in 33 ms.
[2023-03-17 21:52:38] [INFO ] Unfolded 0 HLPN properties in 0 ms.
[2023-03-17 21:52:38] [INFO ] Unfolded HLPN to a Petri net with 60 places and 97 transitions 556 arcs in 10 ms.
[2023-03-17 21:52:38] [INFO ] Unfolded 14 HLPN properties in 0 ms.
[2023-03-17 21:52:38] [INFO ] Reduced 3 identical enabling conditions.
[2023-03-17 21:52:38] [INFO ] Built PT skeleton of HLPN with 20 places and 14 transitions 68 arcs in 0 ms.
[2023-03-17 21:52:38] [INFO ] Skeletonized 14 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 [It(3), It(3)] of place AMC breaks symmetries in sort It
[2023-03-17 21:52:38] [INFO ] Unfolded HLPN to a Petri net with 60 places and 97 transitions 556 arcs in 10 ms.
[2023-03-17 21:52:38] [INFO ] Unfolded 14 HLPN properties in 0 ms.
[2023-03-17 21:52:38] [INFO ] Reduced 3 identical enabling conditions.
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 6 places and 6 transitions.
Built sparse matrix representations for Structural reductions in 2 ms.28598KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 54/54 places, 91/91 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 54 /54 variables (removed 0) and now considering 91/91 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 29 ms. Remains : 54/54 places, 91/91 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 54/54 places, 91/91 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 14 ms. Remains 54 /54 variables (removed 0) and now considering 91/91 (removed 0) transitions.
[2023-03-17 21:52:38] [INFO ] Flow matrix only has 68 transitions (discarded 23 similar events)
// Phase 1: matrix 68 rows 54 cols
[2023-03-17 21:52:38] [INFO ] Computed 17 place invariants in 14 ms
[2023-03-17 21:52:38] [INFO ] Implicit Places using invariants in 279 ms returned []
[2023-03-17 21:52:38] [INFO ] Flow matrix only has 68 transitions (discarded 23 similar events)
[2023-03-17 21:52:38] [INFO ] Invariant cache hit.
[2023-03-17 21:52:38] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-17 21:52:38] [INFO ] Implicit Places using invariants and state equation in 163 ms returned []
Implicit Place search using SMT with State Equation took 497 ms to find 0 implicit places.
[2023-03-17 21:52:38] [INFO ] Redundant transitions in 4 ms returned []
[2023-03-17 21:52:38] [INFO ] Flow matrix only has 68 transitions (discarded 23 similar events)
[2023-03-17 21:52:38] [INFO ] Invariant cache hit.
[2023-03-17 21:52:39] [INFO ] Dead Transitions using invariants and state equation in 164 ms found 9 transitions.
Found 9 dead transitions using SMT.
Drop transitions removed 9 transitions
Dead transitions reduction (with SMT) removed 9 transitions
Starting structural reductions in DEADLOCK mode, iteration 1 : 54/54 places, 82/91 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 10 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-17 21:52:39] [INFO ] Redundant transitions in 3 ms returned []
Finished structural reductions in DEADLOCK mode , in 2 iterations and 711 ms. Remains : 54/54 places, 82/91 transitions.
Random walk for 1250000 steps, including 0 resets, run took 1929 ms (no deadlock found). (steps per millisecond=648 )
Random directed walk for 1250000 steps, including 0 resets, run took 1172 ms (no deadlock found). (steps per millisecond=1066 )
[2023-03-17 21:52:42] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-17 21:52:42] [INFO ] Invariant cache hit.
[2023-03-17 21:52:42] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned sat
[2023-03-17 21:52:42] [INFO ] [Real]Absence check using 7 positive and 10 generalized place invariants in 12 ms returned sat
[2023-03-17 21:52:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 21:52:42] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2023-03-17 21:52:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 21:52:42] [INFO ] [Nat]Absence check using 7 positive place invariants in 5 ms returned sat
[2023-03-17 21:52:42] [INFO ] [Nat]Absence check using 7 positive and 10 generalized place invariants in 9 ms returned sat
[2023-03-17 21:52:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 21:52:42] [INFO ] [Nat]Absence check using state equation in 68 ms returned sat
[2023-03-17 21:52:42] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-17 21:52:42] [INFO ] [Nat]Added 13 Read/Feed constraints in 11 ms returned sat
[2023-03-17 21:52:42] [INFO ] Computed and/alt/rep : 52/309/52 causal constraints (skipped 13 transitions) in 15 ms.
[2023-03-17 21:52:42] [INFO ] Added : 31 causal constraints over 7 iterations in 177 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 9 ms.
Parikh directed walk for 8900 steps, including 618 resets, run took 43 ms. (steps per millisecond=206 )
Random directed walk for 500000 steps, including 0 resets, run took 695 ms (no deadlock found). (steps per millisecond=719 )
Random walk for 500000 steps, including 0 resets, run took 588 ms (no deadlock found). (steps per millisecond=850 )
Random directed walk for 500000 steps, including 0 resets, run took 460 ms (no deadlock found). (steps per millisecond=1086 )
Random walk for 500000 steps, including 0 resets, run took 590 ms (no deadlock found). (steps per millisecond=847 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 54/54 places, 82/82 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 6 ms. Remains 54 /54 variables (removed 0) and now considering 82/82 (removed 0) transitions.
[2023-03-17 21:52:45] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-17 21:52:45] [INFO ] Invariant cache hit.
[2023-03-17 21:52:45] [INFO ] Implicit Places using invariants in 40 ms returned []
[2023-03-17 21:52:45] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-17 21:52:45] [INFO ] Invariant cache hit.
[2023-03-17 21:52:45] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-17 21:52:45] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 120 ms to find 0 implicit places.
[2023-03-17 21:52:45] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-17 21:52:45] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-17 21:52:45] [INFO ] Invariant cache hit.
[2023-03-17 21:52:45] [INFO ] Dead Transitions using invariants and state equation in 94 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 230 ms. Remains : 54/54 places, 82/82 transitions.
Random walk for 1250000 steps, including 0 resets, run took 1688 ms (no deadlock found). (steps per millisecond=740 )
Random directed walk for 1250000 steps, including 0 resets, run took 1545 ms (no deadlock found). (steps per millisecond=809 )
[2023-03-17 21:52:48] [INFO ] Flow matrix only has 68 transitions (discarded 14 similar events)
[2023-03-17 21:52:48] [INFO ] Invariant cache hit.
[2023-03-17 21:52:48] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned sat
[2023-03-17 21:52:48] [INFO ] [Real]Absence check using 7 positive and 10 generalized place invariants in 12 ms returned sat
[2023-03-17 21:52:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 21:52:48] [INFO ] [Real]Absence check using state equation in 39 ms returned sat
[2023-03-17 21:52:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 21:52:48] [INFO ] [Nat]Absence check using 7 positive place invariants in 3 ms returned sat
[2023-03-17 21:52:48] [INFO ] [Nat]Absence check using 7 positive and 10 generalized place invariants in 5 ms returned sat
[2023-03-17 21:52:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 21:52:48] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2023-03-17 21:52:48] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-17 21:52:48] [INFO ] [Nat]Added 13 Read/Feed constraints in 6 ms returned sat
[2023-03-17 21:52:48] [INFO ] Computed and/alt/rep : 52/309/52 causal constraints (skipped 13 transitions) in 11 ms.
[2023-03-17 21:52:48] [INFO ] Added : 31 causal constraints over 7 iterations in 118 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 4 ms.
Parikh directed walk for 8900 steps, including 621 resets, run took 41 ms. (steps per millisecond=217 )
Random directed walk for 500002 steps, including 0 resets, run took 791 ms (no deadlock found). (steps per millisecond=632 )
Random walk for 500000 steps, including 0 resets, run took 652 ms (no deadlock found). (steps per millisecond=766 )
Random directed walk for 500000 steps, including 0 resets, run took 642 ms (no deadlock found). (steps per millisecond=778 )
Random walk for 500000 steps, including 0 resets, run took 589 ms (no deadlock found). (steps per millisecond=848 )
[2023-03-17 21:52:51] [INFO ] Flatten gal took : 64 ms
[2023-03-17 21:52:51] [INFO ] Unfolded HLPN to a Petri net with 60 places and 97 transitions 556 arcs in 5 ms.
[2023-03-17 21:52:51] [INFO ] Unfolded 14 HLPN properties in 0 ms.
Initial state reduction rules removed 1 formulas.
[2023-03-17 21:52:51] [INFO ] Reduced 3 identical enabling conditions.
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 6 places and 6 transitions.
Finished random walk after 19 steps, including 0 resets, run visited all 13 properties in 18 ms. (steps per millisecond=1 )
Able to resolve query QuasiLiveness after proving 14 properties.
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 6 places and 6 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 14990 ms.
======================================================
========== this is Smart for the MCC'2018 ============
======================================================
Running SafeBus (COL), instance 03
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: 20 places, 14 transitions, 68 arcs.
(potential((tk(P12)>=1) & (tk(P16)>=1)))
(potential((tk(P8)>=1) & (tk(P15)>=1)))
(potential((tk(P1)>=1) & (tk(P7)>=1) & (tk(P5)>=1) & (tk(P19)>=1)))
(potential((tk(P6)>=1) & (tk(P5)>=1)))
(potential((tk(P1)>=1) & (tk(P7)>=1) & (tk(P4)>=1) & (tk(P19)>=1)))
(potential((tk(P10)>=1) & (tk(P14)>=1)))
(potential((tk(P8)>=1) & (tk(P12)>=1) & (tk(P19)>=1)))
(potential((tk(P3)>=1) & (tk(P9)>=1) & (tk(P13)>=1)))
(potential((tk(P9)>=1) & (tk(P11)>=1)))
(potential((tk(P2)>=1) & (tk(P10)>=1)))
(potential((tk(P14)>=1) & (tk(P16)>=1)))
(potential((tk(P6)>=1) & (tk(P17)>=1)))
(potential((tk(P18)>=1) & (tk(P14)>=1)))
(potential((tk(P2)>=1) & (tk(P20)>=1)))
FORMULA Liveness FALSE TECHNIQUES IMPLICIT_RELATION DECISION_DIAGRAMS SATURATION

BK_STOP 1679089973121

--------------------
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 121

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="SafeBus-COL-03"
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 SafeBus-COL-03, 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 r377-smll-167891828100129"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SafeBus-COL-03.tgz
mv SafeBus-COL-03 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 ;