Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2024-input.r518-tajo-171654455500057.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2024-input.qcow2' backing_fmt='qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
..............................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is PolyORBLF-COL-S02J04T10, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r518-tajo-171654455500057
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 688K
-rw-r--r-- 1 mcc users 8.8K Apr 11 16:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Apr 11 16:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Apr 11 16:45 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K Apr 11 16:45 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.7K Apr 23 07:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 23 07:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 23 07:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 23 07:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K Apr 11 16:56 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 157K Apr 11 16:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 11 16:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 87K Apr 11 16:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 23 07:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:43 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 10 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 154K 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 1717269306327

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PolyORBLF-COL-S02J04T10
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 19:15:07] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-06-01 19:15:07] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 19:15:07] [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 19:15:08] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-06-01 19:15:08] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 732 ms
[2024-06-01 19:15:08] [INFO ] Imported 81 HL places and 65 HL transitions for a total of 752 PT places and 1664.0 transition bindings in 25 ms.
[2024-06-01 19:15:08] [INFO ] Unfolded HLPN to a Petri net with 752 places and 1572 transitions 7262 arcs in 51 ms.
[2024-06-01 19:15:08] [INFO ] Unfolded 65 HLPN properties in 1 ms.
Initial state reduction rules removed 1 formulas.
[2024-06-01 19:15:08] [INFO ] Reduced 10 identical enabling conditions.
[2024-06-01 19:15:08] [INFO ] Reduced 40 identical enabling conditions.
[2024-06-01 19:15:08] [INFO ] Reduced 110 identical enabling conditions.
Ensure Unique test removed 160 transitions
Reduce redundant transitions removed 160 transitions.
RANDOM walk for 40000 steps (11 resets) in 2474 ms. (16 steps per ms) remains 6/64 properties
BEST_FIRST walk for 40002 steps (9 resets) in 427 ms. (93 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (10 resets) in 317 ms. (125 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 484 ms. (82 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (9 resets) in 532 ms. (75 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (9 resets) in 445 ms. (89 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (9 resets) in 252 ms. (158 steps per ms) remains 6/6 properties
[2024-06-01 19:15:10] [INFO ] Flow matrix only has 1392 transitions (discarded 20 similar events)
// Phase 1: matrix 1392 rows 752 cols
[2024-06-01 19:15:10] [INFO ] Computed 54 invariants in 96 ms
[2024-06-01 19:15:10] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 241/286 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/286 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/286 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 33/319 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/319 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem qltransition_35 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT TOPOLOGICAL INITIAL_STATE
SMT process timed out in 1151ms, After SMT, problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 45 out of 752 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 752/752 places, 1412/1412 transitions.
Ensure Unique test removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 0 with 72 rules applied. Total rules applied 72 place count 750 transition count 1342
Reduce places removed 70 places and 0 transitions.
Iterating post reduction 1 with 70 rules applied. Total rules applied 142 place count 680 transition count 1342
Performed 80 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 80 Pre rules applied. Total rules applied 142 place count 680 transition count 1262
Deduced a syphon composed of 80 places in 2 ms
Reduce places removed 80 places and 0 transitions.
Iterating global reduction 2 with 160 rules applied. Total rules applied 302 place count 600 transition count 1262
Performed 80 Post agglomeration using F-continuation condition.Transition count delta: 80
Deduced a syphon composed of 80 places in 7 ms
Reduce places removed 80 places and 0 transitions.
Iterating global reduction 2 with 160 rules applied. Total rules applied 462 place count 520 transition count 1182
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 472 place count 520 transition count 1172
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 482 place count 510 transition count 1172
Applied a total of 482 rules in 266 ms. Remains 510 /752 variables (removed 242) and now considering 1172/1412 (removed 240) transitions.
Running 1170 sub problems to find dead transitions.
[2024-06-01 19:15:11] [INFO ] Flow matrix only has 1152 transitions (discarded 20 similar events)
// Phase 1: matrix 1152 rows 510 cols
[2024-06-01 19:15:11] [INFO ] Computed 52 invariants in 74 ms
[2024-06-01 19:15:11] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/508 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/508 variables, 37/50 constraints. Problems are: Problem set: 0 solved, 1170 unsolved
[2024-06-01 19:15:23] [INFO ] Deduced a trap composed of 41 places in 181 ms of which 24 ms to minimize.
[2024-06-01 19:15:23] [INFO ] Deduced a trap composed of 41 places in 136 ms of which 3 ms to minimize.
[2024-06-01 19:15:23] [INFO ] Deduced a trap composed of 42 places in 94 ms of which 2 ms to minimize.
[2024-06-01 19:15:23] [INFO ] Deduced a trap composed of 41 places in 77 ms of which 1 ms to minimize.
[2024-06-01 19:15:23] [INFO ] Deduced a trap composed of 41 places in 61 ms of which 1 ms to minimize.
[2024-06-01 19:15:24] [INFO ] Deduced a trap composed of 41 places in 42 ms of which 1 ms to minimize.
[2024-06-01 19:15:24] [INFO ] Deduced a trap composed of 41 places in 32 ms of which 1 ms to minimize.
[2024-06-01 19:15:24] [INFO ] Deduced a trap composed of 41 places in 31 ms of which 1 ms to minimize.
[2024-06-01 19:15:24] [INFO ] Deduced a trap composed of 41 places in 28 ms of which 1 ms to minimize.
[2024-06-01 19:15:24] [INFO ] Deduced a trap composed of 42 places in 236 ms of which 4 ms to minimize.
[2024-06-01 19:15:24] [INFO ] Deduced a trap composed of 203 places in 265 ms of which 3 ms to minimize.
[2024-06-01 19:15:25] [INFO ] Deduced a trap composed of 182 places in 211 ms of which 3 ms to minimize.
[2024-06-01 19:15:28] [INFO ] Deduced a trap composed of 300 places in 303 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 508/1662 variables, and 63 constraints, problems are : Problem set: 0 solved, 1170 unsolved in 20041 ms.
Refiners :[Positive P Invariants (semi-flows): 13/14 constraints, Generalized P Invariants (flows): 37/38 constraints, State Equation: 0/510 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1170/1170 constraints, Known Traps: 13/13 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1170 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/508 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1170 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/508 variables, 37/50 constraints. Problems are: Problem set: 0 solved, 1170 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/508 variables, 13/63 constraints. Problems are: Problem set: 0 solved, 1170 unsolved
[2024-06-01 19:15:39] [INFO ] Deduced a trap composed of 23 places in 168 ms of which 3 ms to minimize.
[2024-06-01 19:15:46] [INFO ] Deduced a trap composed of 186 places in 294 ms of which 4 ms to minimize.
[2024-06-01 19:15:47] [INFO ] Deduced a trap composed of 181 places in 310 ms of which 3 ms to minimize.
[2024-06-01 19:15:48] [INFO ] Deduced a trap composed of 101 places in 247 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/508 variables, 4/67 constraints. Problems are: Problem set: 0 solved, 1170 unsolved
[2024-06-01 19:15:49] [INFO ] Deduced a trap composed of 93 places in 143 ms of which 3 ms to minimize.
[2024-06-01 19:15:53] [INFO ] Deduced a trap composed of 202 places in 302 ms of which 4 ms to minimize.
[2024-06-01 19:15:53] [INFO ] Deduced a trap composed of 204 places in 269 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 508/1662 variables, and 70 constraints, problems are : Problem set: 0 solved, 1170 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 13/14 constraints, Generalized P Invariants (flows): 37/38 constraints, State Equation: 0/510 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1170 constraints, Known Traps: 20/20 constraints]
After SMT, in 42155ms problems are : Problem set: 0 solved, 1170 unsolved
Search for dead transitions found 0 dead transitions in 42173ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42460 ms. Remains : 510/752 places, 1172/1412 transitions.
Total runtime 46419 ms.
ITS solved all properties within timeout

BK_STOP 1717269354064

--------------------
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="PolyORBLF-COL-S02J04T10"
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 PolyORBLF-COL-S02J04T10, 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 r518-tajo-171654455500057"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-COL-S02J04T10.tgz
mv PolyORBLF-COL-S02J04T10 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 ;