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-167891828200144.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-15, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r377-smll-167891828200144
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 500K
-rw-r--r-- 1 mcc users 5.9K Feb 26 02:12 CTLCardinality.txt
-rw-r--r-- 1 mcc users 57K Feb 26 02:12 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Feb 26 02:07 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K Feb 26 02:07 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:49 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:49 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 16:49 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:49 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Feb 26 02:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 168K Feb 26 02:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.9K Feb 26 02:39 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 52K Feb 26 02:39 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 1679091948354

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-15
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-17 22:25:52] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-17 22:25:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 22:25:52] [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 22:25:52] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-17 22:25:53] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1082 ms
[2023-03-17 22:25:53] [INFO ] Detected 1 constant HL places corresponding to 15 PT places.
[2023-03-17 22:25:53] [INFO ] Imported 20 HL places and 14 HL transitions for a total of 636 PT places and 59206.0 transition bindings in 38 ms.
[2023-03-17 22:25:53] [INFO ] Built PT skeleton of HLPN with 20 places and 14 transitions 68 arcs in 7 ms.
[2023-03-17 22:25:53] [INFO ] Skeletonized 0 HLPN properties in 0 ms.
[2023-03-17 22:25:53] [INFO ] Unfolded HLPN to a Petri net with 636 places and 4801 transitions 34264 arcs in 266 ms.
[2023-03-17 22:25:53] [INFO ] Unfolded 0 HLPN properties in 0 ms.
[2023-03-17 22:25:53] [INFO ] Unfolded HLPN to a Petri net with 636 places and 4801 transitions 34264 arcs in 140 ms.
[2023-03-17 22:25:53] [INFO ] Unfolded 14 HLPN properties in 2 ms.
[2023-03-17 22:25:53] [INFO ] Reduced 195 identical enabling conditions.
[2023-03-17 22:25:53] [INFO ] Built PT skeleton of HLPN with 20 places and 14 transitions 68 arcs in 1 ms.
[2023-03-17 22:25:53] [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(15), It(15)] of place AMC breaks symmetries in sort It
[2023-03-17 22:25:54] [INFO ] Unfolded HLPN to a Petri net with 636 places and 4801 transitions 34264 arcs in 89 ms.
[2023-03-17 22:25:54] [INFO ] Unfolded 14 HLPN properties in 2 ms.
[2023-03-17 22:25:54] [INFO ] Reduced 195 identical enabling conditions.
Deduced a syphon composed of 15 places in 13 ms
Reduce places removed 30 places and 30 transitions.
Built sparse matrix representations for Structural reductions in 20 ms.55472KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 606/606 places, 4771/4771 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 1590 ms. Remains 606 /606 variables (removed 0) and now considering 4771/4771 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 1592 ms. Remains : 606/606 places, 4771/4771 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 606/606 places, 4771/4771 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 1271 ms. Remains 606 /606 variables (removed 0) and now considering 4771/4771 (removed 0) transitions.
[2023-03-17 22:25:57] [INFO ] Flow matrix only has 1412 transitions (discarded 3359 similar events)
// Phase 1: matrix 1412 rows 606 cols
[2023-03-17 22:25:57] [INFO ] Computed 65 place invariants in 97 ms
[2023-03-17 22:25:57] [INFO ] Implicit Places using invariants in 621 ms returned []
[2023-03-17 22:25:57] [INFO ] Flow matrix only has 1412 transitions (discarded 3359 similar events)
[2023-03-17 22:25:57] [INFO ] Invariant cache hit.
[2023-03-17 22:25:58] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-17 22:25:59] [INFO ] Implicit Places using invariants and state equation in 1284 ms returned []
Implicit Place search using SMT with State Equation took 1955 ms to find 0 implicit places.
[2023-03-17 22:25:59] [INFO ] Redundant transitions in 857 ms returned []
[2023-03-17 22:25:59] [INFO ] Flow matrix only has 1412 transitions (discarded 3359 similar events)
[2023-03-17 22:25:59] [INFO ] Invariant cache hit.
[2023-03-17 22:26:14] [INFO ] Dead Transitions using invariants and state equation in 14436 ms found 225 transitions.
Found 225 dead transitions using SMT.
Drop transitions removed 225 transitions
Dead transitions reduction (with SMT) removed 225 transitions
Starting structural reductions in DEADLOCK mode, iteration 1 : 606/606 places, 4546/4771 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 1061 ms. Remains 606 /606 variables (removed 0) and now considering 4546/4546 (removed 0) transitions.
[2023-03-17 22:26:15] [INFO ] Redundant transitions in 554 ms returned []
Finished structural reductions in DEADLOCK mode , in 2 iterations and 20161 ms. Remains : 606/606 places, 4546/4771 transitions.
Random walk for 1250000 steps, including 0 resets, run took 20594 ms (no deadlock found). (steps per millisecond=60 )
Random directed walk for 1250001 steps, including 0 resets, run took 14754 ms (no deadlock found). (steps per millisecond=84 )
[2023-03-17 22:26:51] [INFO ] Flow matrix only has 1412 transitions (discarded 3134 similar events)
[2023-03-17 22:26:51] [INFO ] Invariant cache hit.
[2023-03-17 22:26:52] [INFO ] [Real]Absence check using 31 positive place invariants in 34 ms returned sat
[2023-03-17 22:26:54] [INFO ] [Real]Absence check using 31 positive and 34 generalized place invariants in 1908 ms returned sat
[2023-03-17 22:26:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 22:26:56] [INFO ] [Real]Absence check using state equation in 1934 ms returned sat
[2023-03-17 22:26:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 22:26:58] [INFO ] [Nat]Absence check using 31 positive place invariants in 27 ms returned sat
[2023-03-17 22:26:58] [INFO ] [Nat]Absence check using 31 positive and 34 generalized place invariants in 398 ms returned sat
[2023-03-17 22:26:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 22:27:01] [INFO ] [Nat]Absence check using state equation in 2193 ms returned sat
[2023-03-17 22:27:01] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-17 22:27:02] [INFO ] [Nat]Added 241 Read/Feed constraints in 1271 ms returned sat
[2023-03-17 22:27:02] [INFO ] Deduced a trap composed of 61 places in 439 ms of which 24 ms to minimize.
[2023-03-17 22:27:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 3366 ms
[2023-03-17 22:27:06] [INFO ] Computed and/alt/rep : 30/45/30 causal constraints (skipped 1367 transitions) in 502 ms.
[2023-03-17 22:27:06] [INFO ] Added : 1 causal constraints over 1 iterations in 859 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 28 ms.
Parikh directed walk for 22200 steps, including 992 resets, run took 671 ms. (steps per millisecond=33 )
Random directed walk for 500002 steps, including 0 resets, run took 5689 ms (no deadlock found). (steps per millisecond=87 )
Random walk for 500000 steps, including 0 resets, run took 8149 ms (no deadlock found). (steps per millisecond=61 )
Random directed walk for 500010 steps, including 0 resets, run took 5528 ms (no deadlock found). (steps per millisecond=90 )
Random walk for 500000 steps, including 0 resets, run took 7838 ms (no deadlock found). (steps per millisecond=63 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 606/606 places, 4546/4546 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 1023 ms. Remains 606 /606 variables (removed 0) and now considering 4546/4546 (removed 0) transitions.
[2023-03-17 22:27:35] [INFO ] Flow matrix only has 1412 transitions (discarded 3134 similar events)
[2023-03-17 22:27:35] [INFO ] Invariant cache hit.
[2023-03-17 22:27:35] [INFO ] Implicit Places using invariants in 204 ms returned []
[2023-03-17 22:27:35] [INFO ] Flow matrix only has 1412 transitions (discarded 3134 similar events)
[2023-03-17 22:27:35] [INFO ] Invariant cache hit.
[2023-03-17 22:27:36] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-17 22:27:36] [INFO ] Implicit Places using invariants and state equation in 1049 ms returned []
Implicit Place search using SMT with State Equation took 1256 ms to find 0 implicit places.
[2023-03-17 22:27:37] [INFO ] Redundant transitions in 285 ms returned []
[2023-03-17 22:27:37] [INFO ] Flow matrix only has 1412 transitions (discarded 3134 similar events)
[2023-03-17 22:27:37] [INFO ] Invariant cache hit.
[2023-03-17 22:27:50] [INFO ] Dead Transitions using invariants and state equation in 12931 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 15507 ms. Remains : 606/606 places, 4546/4546 transitions.
Random walk for 1250000 steps, including 0 resets, run took 20115 ms (no deadlock found). (steps per millisecond=62 )
Random directed walk for 1250006 steps, including 0 resets, run took 14657 ms (no deadlock found). (steps per millisecond=85 )
[2023-03-17 22:28:24] [INFO ] Flow matrix only has 1412 transitions (discarded 3134 similar events)
[2023-03-17 22:28:24] [INFO ] Invariant cache hit.
[2023-03-17 22:28:26] [INFO ] [Real]Absence check using 31 positive place invariants in 35 ms returned sat
[2023-03-17 22:28:27] [INFO ] [Real]Absence check using 31 positive and 34 generalized place invariants in 1852 ms returned sat
[2023-03-17 22:28:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 22:28:29] [INFO ] [Real]Absence check using state equation in 1545 ms returned sat
[2023-03-17 22:28:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 22:28:30] [INFO ] [Nat]Absence check using 31 positive place invariants in 28 ms returned sat
[2023-03-17 22:28:30] [INFO ] [Nat]Absence check using 31 positive and 34 generalized place invariants in 398 ms returned sat
[2023-03-17 22:28:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 22:28:32] [INFO ] [Nat]Absence check using state equation in 2064 ms returned sat
[2023-03-17 22:28:32] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-17 22:28:34] [INFO ] [Nat]Added 241 Read/Feed constraints in 1101 ms returned sat
[2023-03-17 22:28:34] [INFO ] Deduced a trap composed of 61 places in 330 ms of which 3 ms to minimize.
[2023-03-17 22:28:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 3042 ms
[2023-03-17 22:28:37] [INFO ] Computed and/alt/rep : 30/45/30 causal constraints (skipped 1367 transitions) in 339 ms.
[2023-03-17 22:28:37] [INFO ] Added : 1 causal constraints over 1 iterations in 667 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 19 ms.
Parikh directed walk for 22200 steps, including 997 resets, run took 663 ms. (steps per millisecond=33 )
Random directed walk for 500002 steps, including 0 resets, run took 6266 ms (no deadlock found). (steps per millisecond=79 )
Random walk for 500000 steps, including 0 resets, run took 8618 ms (no deadlock found). (steps per millisecond=58 )
Random directed walk for 500004 steps, including 0 resets, run took 5447 ms (no deadlock found). (steps per millisecond=91 )
Random walk for 500000 steps, including 0 resets, run took 7722 ms (no deadlock found). (steps per millisecond=64 )
[2023-03-17 22:29:07] [INFO ] Flatten gal took : 772 ms
[2023-03-17 22:29:07] [INFO ] Unfolded HLPN to a Petri net with 636 places and 4801 transitions 34264 arcs in 53 ms.
[2023-03-17 22:29:07] [INFO ] Unfolded 14 HLPN properties in 0 ms.
Initial state reduction rules removed 1 formulas.
[2023-03-17 22:29:07] [INFO ] Reduced 195 identical enabling conditions.
Deduced a syphon composed of 15 places in 3 ms
Reduce places removed 30 places and 30 transitions.
Finished random walk after 65 steps, including 0 resets, run visited all 13 properties in 36 ms. (steps per millisecond=1 )
Able to resolve query QuasiLiveness after proving 14 properties.
Deduced a syphon composed of 15 places in 3 ms
Reduce places removed 30 places and 30 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 196171 ms.
======================================================
========== this is Smart for the MCC'2018 ============
======================================================
Running SafeBus (COL), instance 15
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 1679092149591

--------------------
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-15"
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-15, 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-167891828200144"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SafeBus-COL-15.tgz
mv SafeBus-COL-15 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 ;