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.r277-smll-171654416800142.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)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is Peterson-COL-5, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r277-smll-171654416800142
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 488K
-rw-r--r-- 1 mcc users 8.0K Apr 12 02:52 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K Apr 12 02:52 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Apr 12 02:40 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Apr 12 02:40 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K Apr 23 07:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 23 07:42 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 23 07:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 23 07:42 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 12 03:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 101K Apr 12 03:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 12 03:13 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 85K Apr 12 03:13 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 07:42 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 07:42 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 2 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 45K 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1716765080232

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Peterson-COL-5
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
QuasiLiveness COL
Running Version 202405141337
[2024-05-26 23:11:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2024-05-26 23:11:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-26 23:11:22] [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.
[2024-05-26 23:11:23] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-26 23:11:23] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1346 ms
[2024-05-26 23:11:23] [INFO ] Imported 11 HL places and 14 HL transitions for a total of 864 PT places and 1398.0 transition bindings in 40 ms.
[2024-05-26 23:11:24] [INFO ] Unfolded HLPN to a Petri net with 864 places and 1302 transitions 4068 arcs in 98 ms.
[2024-05-26 23:11:24] [INFO ] Unfolded 14 HLPN properties in 1 ms.
Initial state reduction rules removed 1 formulas.
Deduced a syphon composed of 30 places in 23 ms
Reduce places removed 30 places and 60 transitions.
RANDOM walk for 40000 steps (8 resets) in 1630 ms. (24 steps per ms) remains 1/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 623 ms. (64 steps per ms) remains 1/1 properties
[2024-05-26 23:11:24] [INFO ] Flow matrix only has 1122 transitions (discarded 120 similar events)
// Phase 1: matrix 1122 rows 834 cols
[2024-05-26 23:11:25] [INFO ] Flatten gal took : 395 ms
[2024-05-26 23:11:25] [INFO ] Computed 23 invariants in 74 ms
[2024-05-26 23:11:25] [INFO ] State equation strengthened by 205 read => feed constraints.
[2024-05-26 23:11:25] [INFO ] Flatten gal took : 164 ms
[2024-05-26 23:11:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7657582369153218953.gal : 64 ms
[2024-05-26 23:11:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality523062853941335293.prop : 1 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/ReachabilityCardinality7657582369153218953.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality523062853941335293.prop' '--nowitness' '--gen-order' 'FOLLOW'

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 ...327
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Loading property file /tmp/ReachabilityCardinality523062853941335293.prop.
At refinement iteration 1 (OVERLAPS) 768/798 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/798 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/804 variables, 6/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/804 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1122/1926 variables, 804/822 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1926 variables, 205/1027 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1926 variables, 0/1027 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 30/1956 variables, 30/1057 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1956 variables, 5/1062 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1956 variables, 0/1062 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/1956 variables, 0/1062 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1956/1956 variables, and 1062 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1435 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 834/834 constraints, ReadFeed: 205/205 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :2 after 4
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :4 after 17
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :17 after 18
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :18 after 36
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :36 after 42
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :42 after 214
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :214 after 268
At refinement iteration 1 (OVERLAPS) 768/798 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :268 after 488
At refinement iteration 2 (INCLUDED_ONLY) 0/798 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/804 variables, 6/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/804 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :488 after 1722
At refinement iteration 5 (OVERLAPS) 1122/1926 variables, 804/822 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1926 variables, 205/1027 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1926 variables, 1/1028 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1926 variables, 0/1028 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 30/1956 variables, 30/1058 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1956 variables, 5/1063 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1722 after 4638
[2024-05-26 23:11:28] [INFO ] Deduced a trap composed of 19 places in 697 ms of which 154 ms to minimize.
[2024-05-26 23:11:28] [INFO ] Deduced a trap composed of 23 places in 461 ms of which 8 ms to minimize.
[2024-05-26 23:11:29] [INFO ] Deduced a trap composed of 22 places in 406 ms of which 10 ms to minimize.
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :4638 after 23001
[2024-05-26 23:11:29] [INFO ] Deduced a trap composed of 152 places in 456 ms of which 7 ms to minimize.
[2024-05-26 23:11:30] [INFO ] Deduced a trap composed of 48 places in 450 ms of which 7 ms to minimize.
[2024-05-26 23:11:30] [INFO ] Deduced a trap composed of 144 places in 418 ms of which 7 ms to minimize.
[2024-05-26 23:11:31] [INFO ] Deduced a trap composed of 84 places in 401 ms of which 7 ms to minimize.
[2024-05-26 23:11:31] [INFO ] Deduced a trap composed of 27 places in 404 ms of which 7 ms to minimize.
SMT process timed out in 6758ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
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 (Trivial Post-Agglo cleanup.) 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 177 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 194 ms. Remains : 299/834 places, 707/1242 transitions.
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :23001 after 112784
RANDOM walk for 4000000 steps (8 resets) in 16577 ms. (241 steps per ms) remains 1/1 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 7695 ms. (519 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 61 steps, run visited all 1 properties in 13 ms. (steps per millisecond=4 )
Probabilistic random walk after 61 steps, saw 55 distinct states, run finished after 21 ms. (steps per millisecond=2 ) properties seen :1
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 14 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 16156 ms.

BK_STOP 1716765098474

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -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 QuasiLiveness -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="Peterson-COL-5"
export BK_EXAMINATION="QuasiLiveness"
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 Peterson-COL-5, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r277-smll-171654416800142"
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 [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;