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.r122-smll-171624282900017.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)
...............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is DLCflexbar-PT-3b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r122-smll-171624282900017
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.0M
-rw-r--r-- 1 mcc users 6.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K Apr 22 14:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 22 14:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 19 07:15 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:09 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 12 13:00 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 138K Apr 12 13:00 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.3K Apr 12 12:59 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 70K Apr 12 12:59 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 22 14:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:37 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 2.5M May 18 16:42 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 1716320961292

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DLCflexbar-PT-3b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 19:49:23] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-21 19:49:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 19:49:24] [INFO ] Load time of PNML (sax parser for PT used): 792 ms
[2024-05-21 19:49:24] [INFO ] Transformed 7245 places.
[2024-05-21 19:49:24] [INFO ] Transformed 10555 transitions.
[2024-05-21 19:49:24] [INFO ] Found NUPN structural information;
[2024-05-21 19:49:24] [INFO ] Parsed PT model containing 7245 places and 10555 transitions and 28284 arcs in 1273 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 7245/7245 places, 10555/10555 transitions.
Graph (trivial) has 6791 edges and 7245 vertex of which 760 / 7245 are part of one of the 50 SCC in 38 ms
Free SCC test removed 710 places
Ensure Unique test removed 750 transitions
Reduce isomorphic transitions removed 750 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3336 transitions
Trivial Post-agglo rules discarded 3336 transitions
Performed 3336 trivial Post agglomeration. Transition count delta: 3336
Iterating post reduction 0 with 3336 rules applied. Total rules applied 3337 place count 6535 transition count 6469
Reduce places removed 3336 places and 0 transitions.
Ensure Unique test removed 105 transitions
Reduce isomorphic transitions removed 105 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 100 transitions
Trivial Post-agglo rules discarded 100 transitions
Performed 100 trivial Post agglomeration. Transition count delta: 100
Iterating post reduction 1 with 3541 rules applied. Total rules applied 6878 place count 3199 transition count 6264
Reduce places removed 100 places and 0 transitions.
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 2 with 160 rules applied. Total rules applied 7038 place count 3099 transition count 6204
Reduce places removed 30 places and 0 transitions.
Iterating post reduction 3 with 30 rules applied. Total rules applied 7068 place count 3069 transition count 6204
Performed 30 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 30 Pre rules applied. Total rules applied 7068 place count 3069 transition count 6174
Deduced a syphon composed of 30 places in 149 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 4 with 60 rules applied. Total rules applied 7128 place count 3039 transition count 6174
Performed 1668 Post agglomeration using F-continuation condition.Transition count delta: 1668
Deduced a syphon composed of 1668 places in 3 ms
Reduce places removed 1668 places and 0 transitions.
Iterating global reduction 4 with 3336 rules applied. Total rules applied 10464 place count 1371 transition count 4506
Renaming transitions due to excessive name length > 1024 char.
Performed 93 Post agglomeration using F-continuation condition with reduction of 150 identical transitions.
Deduced a syphon composed of 93 places in 2 ms
Reduce places removed 93 places and 0 transitions.
Iterating global reduction 4 with 186 rules applied. Total rules applied 10650 place count 1278 transition count 4954
Applied a total of 10650 rules in 1182 ms. Remains 1278 /7245 variables (removed 5967) and now considering 4954/10555 (removed 5601) transitions.
[2024-05-21 19:49:25] [INFO ] Flow matrix only has 4742 transitions (discarded 212 similar events)
// Phase 1: matrix 4742 rows 1278 cols
[2024-05-21 19:49:25] [INFO ] Computed 355 invariants in 64 ms
[2024-05-21 19:49:28] [INFO ] Implicit Places using invariants in 2416 ms returned []
[2024-05-21 19:49:28] [INFO ] Flow matrix only has 4742 transitions (discarded 212 similar events)
[2024-05-21 19:49:28] [INFO ] Invariant cache hit.
[2024-05-21 19:49:30] [INFO ] State equation strengthened by 485 read => feed constraints.
[2024-05-21 19:49:35] [INFO ] Implicit Places using invariants and state equation in 7390 ms returned []
Implicit Place search using SMT with State Equation took 9864 ms to find 0 implicit places.
Running 4946 sub problems to find dead transitions.
[2024-05-21 19:49:35] [INFO ] Flow matrix only has 4742 transitions (discarded 212 similar events)
[2024-05-21 19:49:35] [INFO ] Invariant cache hit.
[2024-05-21 19:49:35] [INFO ] State equation strengthened by 485 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1277 variables, 1277/1277 constraints. Problems are: Problem set: 0 solved, 4946 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1277/6020 variables, and 1277 constraints, problems are : Problem set: 0 solved, 4946 unsolved in 30207 ms.
Refiners :[Domain max(s): 1277/1278 constraints, Positive P Invariants (semi-flows): 0/355 constraints, State Equation: 0/1278 constraints, ReadFeed: 0/485 constraints, PredecessorRefiner: 4946/4946 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4946 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1277 variables, 1277/1277 constraints. Problems are: Problem set: 0 solved, 4946 unsolved
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(s1231 timeout
1 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1277/6020 variables, and 1277 constraints, problems are : Problem set: 0 solved, 4946 unsolved in 30130 ms.
Refiners :[Domain max(s): 1277/1278 constraints, Positive P Invariants (semi-flows): 0/355 constraints, State Equation: 0/1278 constraints, ReadFeed: 0/485 constraints, PredecessorRefiner: 0/4946 constraints, Known Traps: 0/0 constraints]
After SMT, in 69324ms problems are : Problem set: 0 solved, 4946 unsolved
Search for dead transitions found 0 dead transitions in 69452ms
Starting structural reductions in LIVENESS mode, iteration 1 : 1278/7245 places, 4954/10555 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 80569 ms. Remains : 1278/7245 places, 4954/10555 transitions.
Discarding 1211 transitions out of 4954. Remains 3743
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (8 resets) in 16036 ms. (2 steps per ms) remains 0/3742 properties
Able to resolve query QuasiLiveness after proving 3743 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 86544 ms.
ITS solved all properties within timeout

BK_STOP 1716321049911

--------------------
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="DLCflexbar-PT-3b"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="greatspnxred"
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 greatspnxred"
echo " Input is DLCflexbar-PT-3b, 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 r122-smll-171624282900017"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCflexbar-PT-3b.tgz
mv DLCflexbar-PT-3b 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 ;