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.r514-smll-171654416800137.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 ltsminxred
Input is Peterson-COL-4, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r514-smll-171654416800137
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 536K
-rw-r--r-- 1 mcc users 9.1K Apr 12 02:39 CTLCardinality.txt
-rw-r--r-- 1 mcc users 97K Apr 12 02:39 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Apr 12 02:27 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Apr 12 02:27 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 22K Apr 23 07:42 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 23 07:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 23 07:42 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 12 03:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 112K Apr 12 03:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 12 03:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 96K Apr 12 03:00 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 44K 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 1717244139280

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Peterson-COL-4
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 12:15:41] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-06-01 12:15:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 12:15:42] [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.
[2024-06-01 12:15:42] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-06-01 12:15:43] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1314 ms
[2024-06-01 12:15:43] [INFO ] Imported 11 HL places and 14 HL transitions for a total of 500 PT places and 795.0 transition bindings in 35 ms.
[2024-06-01 12:15:43] [INFO ] Unfolded HLPN to a Petri net with 500 places and 730 transitions 2280 arcs in 82 ms.
[2024-06-01 12:15:43] [INFO ] Unfolded 14 HLPN properties in 0 ms.
Initial state reduction rules removed 1 formulas.
Deduced a syphon composed of 20 places in 15 ms
Reduce places removed 20 places and 40 transitions.
RANDOM walk for 40000 steps (8 resets) in 1206 ms. (33 steps per ms) remains 1/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 418 ms. (95 steps per ms) remains 1/1 properties
[2024-06-01 12:15:44] [INFO ] Flow matrix only has 630 transitions (discarded 60 similar events)
// Phase 1: matrix 630 rows 480 cols
[2024-06-01 12:15:44] [INFO ] Computed 19 invariants in 42 ms
[2024-06-01 12:15:44] [INFO ] State equation strengthened by 116 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 435/455 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/455 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/460 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/460 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 630/1090 variables, 460/475 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1090 variables, 116/591 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1090 variables, 0/591 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 20/1110 variables, 20/611 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1110 variables, 4/615 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1110 variables, 0/615 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/1110 variables, 0/615 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1110/1110 variables, and 615 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1035 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 480/480 constraints, ReadFeed: 116/116 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) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 435/455 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/455 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/460 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/460 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 630/1090 variables, 460/475 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1090 variables, 116/591 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1090 variables, 1/592 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1090 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 20/1110 variables, 20/612 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1110 variables, 4/616 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 12:15:46] [INFO ] Deduced a trap composed of 89 places in 327 ms of which 16 ms to minimize.
[2024-06-01 12:15:46] [INFO ] Deduced a trap composed of 22 places in 305 ms of which 37 ms to minimize.
[2024-06-01 12:15:47] [INFO ] Deduced a trap composed of 63 places in 246 ms of which 4 ms to minimize.
[2024-06-01 12:15:47] [INFO ] Deduced a trap composed of 83 places in 271 ms of which 7 ms to minimize.
[2024-06-01 12:15:47] [INFO ] Deduced a trap composed of 58 places in 352 ms of which 7 ms to minimize.
[2024-06-01 12:15:48] [INFO ] Deduced a trap composed of 61 places in 398 ms of which 6 ms to minimize.
[2024-06-01 12:15:48] [INFO ] Deduced a trap composed of 58 places in 415 ms of which 6 ms to minimize.
[2024-06-01 12:15:49] [INFO ] Deduced a trap composed of 62 places in 427 ms of which 7 ms to minimize.
[2024-06-01 12:15:49] [INFO ] Deduced a trap composed of 36 places in 97 ms of which 3 ms to minimize.
[2024-06-01 12:15:49] [INFO ] Deduced a trap composed of 36 places in 88 ms of which 2 ms to minimize.
[2024-06-01 12:15:49] [INFO ] Deduced a trap composed of 35 places in 95 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/1110 variables, 11/627 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1110 variables, 0/627 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/1110 variables, 0/627 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1110/1110 variables, and 627 constraints, problems are : Problem set: 0 solved, 1 unsolved in 4424 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 480/480 constraints, ReadFeed: 116/116 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 11/11 constraints]
After SMT, in 5583ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 169 ms.
Support contains 20 out of 480 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 480/480 places, 690/690 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 192 transitions
Trivial Post-agglo rules discarded 192 transitions
Performed 192 trivial Post agglomeration. Transition count delta: 192
Iterating post reduction 0 with 192 rules applied. Total rules applied 192 place count 480 transition count 498
Reduce places removed 192 places and 0 transitions.
Iterating post reduction 1 with 192 rules applied. Total rules applied 384 place count 288 transition count 498
Performed 104 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 104 Pre rules applied. Total rules applied 384 place count 288 transition count 394
Deduced a syphon composed of 104 places in 2 ms
Reduce places removed 104 places and 0 transitions.
Iterating global reduction 2 with 208 rules applied. Total rules applied 592 place count 184 transition count 394
Applied a total of 592 rules in 108 ms. Remains 184 /480 variables (removed 296) and now considering 394/690 (removed 296) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 125 ms. Remains : 184/480 places, 394/690 transitions.
RANDOM walk for 4000000 steps (8 resets) in 12486 ms. (320 steps per ms) remains 1/1 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 5126 ms. (780 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 46 steps, run visited all 1 properties in 8 ms. (steps per millisecond=5 )
Probabilistic random walk after 46 steps, saw 41 distinct states, run finished after 18 ms. (steps per millisecond=2 ) properties seen :1
Able to resolve query QuasiLiveness after proving 14 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 13273 ms.
ITS solved all properties within timeout

BK_STOP 1717244154995

--------------------
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_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML

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-4"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is Peterson-COL-4, 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 r514-smll-171654416800137"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Peterson-COL-4.tgz
mv Peterson-COL-4 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 ;