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.r341-tall-167889213700222.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 lolaxred
Input is Raft-PT-10, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r341-tall-167889213700222
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 792K
-rw-r--r-- 1 mcc users 6.1K Feb 26 17:39 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K Feb 26 17:39 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Feb 26 17:34 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Feb 26 17:34 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.3K Feb 25 16:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Feb 25 16:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 19K Feb 26 17:52 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 216K Feb 26 17:52 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K Feb 26 17:45 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 80K Feb 26 17:45 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Feb 25 16:41 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:41 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 241K 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1679107203098

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=lolaxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Raft-PT-10
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-18 02:40:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-18 02:40:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 02:40:04] [INFO ] Load time of PNML (sax parser for PT used): 81 ms
[2023-03-18 02:40:04] [INFO ] Transformed 508 places.
[2023-03-18 02:40:04] [INFO ] Transformed 868 transitions.
[2023-03-18 02:40:04] [INFO ] Found NUPN structural information;
[2023-03-18 02:40:04] [INFO ] Parsed PT model containing 508 places and 868 transitions and 3359 arcs in 150 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 508/508 places, 868/868 transitions.
Ensure Unique test removed 42 transitions
Reduce isomorphic transitions removed 42 transitions.
Iterating post reduction 0 with 42 rules applied. Total rules applied 42 place count 508 transition count 826
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 2 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 62 place count 498 transition count 816
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: -70
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 82 place count 488 transition count 886
Applied a total of 82 rules in 55 ms. Remains 488 /508 variables (removed 20) and now considering 886/868 (removed -18) transitions.
[2023-03-18 02:40:04] [INFO ] Flow matrix only has 840 transitions (discarded 46 similar events)
// Phase 1: matrix 840 rows 488 cols
[2023-03-18 02:40:04] [INFO ] Computed 100 place invariants in 18 ms
[2023-03-18 02:40:05] [INFO ] Implicit Places using invariants in 482 ms returned []
[2023-03-18 02:40:05] [INFO ] Flow matrix only has 840 transitions (discarded 46 similar events)
[2023-03-18 02:40:05] [INFO ] Invariant cache hit.
[2023-03-18 02:40:05] [INFO ] State equation strengthened by 634 read => feed constraints.
[2023-03-18 02:40:06] [INFO ] Implicit Places using invariants and state equation in 1546 ms returned []
Implicit Place search using SMT with State Equation took 2214 ms to find 0 implicit places.
[2023-03-18 02:40:07] [INFO ] Flow matrix only has 840 transitions (discarded 46 similar events)
[2023-03-18 02:40:07] [INFO ] Invariant cache hit.
[2023-03-18 02:40:07] [INFO ] Dead Transitions using invariants and state equation in 361 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 488/508 places, 886/868 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 2636 ms. Remains : 488/508 places, 886/868 transitions.
Discarding 392 transitions out of 886. Remains 494
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 406 ms. (steps per millisecond=24 ) properties (out of 493) seen :491
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-18 02:40:07] [INFO ] Flow matrix only has 840 transitions (discarded 46 similar events)
[2023-03-18 02:40:07] [INFO ] Invariant cache hit.
[2023-03-18 02:40:08] [INFO ] [Real]Absence check using 100 positive place invariants in 16 ms returned sat
[2023-03-18 02:40:08] [INFO ] After 404ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-18 02:40:08] [INFO ] [Nat]Absence check using 100 positive place invariants in 22 ms returned sat
[2023-03-18 02:40:08] [INFO ] After 236ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-18 02:40:08] [INFO ] State equation strengthened by 634 read => feed constraints.
[2023-03-18 02:40:08] [INFO ] After 170ms SMT Verify possible using 634 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-18 02:40:09] [INFO ] After 321ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 88 ms.
[2023-03-18 02:40:09] [INFO ] After 805ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 1 properties in 239 ms.
Support contains 2 out of 488 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 488/488 places, 886/886 transitions.
Drop transitions removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 11 place count 488 transition count 875
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 11 place count 488 transition count 874
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 13 place count 487 transition count 874
Discarding 99 places :
Symmetric choice reduction at 1 with 99 rule applications. Total rules 112 place count 388 transition count 766
Iterating global reduction 1 with 99 rules applied. Total rules applied 211 place count 388 transition count 766
Ensure Unique test removed 90 transitions
Reduce isomorphic transitions removed 90 transitions.
Iterating post reduction 1 with 90 rules applied. Total rules applied 301 place count 388 transition count 676
Drop transitions removed 90 transitions
Redundant transition composition rules discarded 90 transitions
Iterating global reduction 2 with 90 rules applied. Total rules applied 391 place count 388 transition count 586
Discarding 81 places :
Symmetric choice reduction at 2 with 81 rule applications. Total rules 472 place count 307 transition count 505
Iterating global reduction 2 with 81 rules applied. Total rules applied 553 place count 307 transition count 505
Ensure Unique test removed 81 transitions
Reduce isomorphic transitions removed 81 transitions.
Iterating post reduction 2 with 81 rules applied. Total rules applied 634 place count 307 transition count 424
Applied a total of 634 rules in 120 ms. Remains 307 /488 variables (removed 181) and now considering 424/886 (removed 462) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 120 ms. Remains : 307/488 places, 424/886 transitions.
Finished random walk after 184 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=61 )
Able to resolve query QuasiLiveness after proving 494 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 4930 ms.
ITS solved all properties within timeout

BK_STOP 1679107210630

--------------------
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 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="Raft-PT-10"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is Raft-PT-10, 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 r341-tall-167889213700222"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Raft-PT-10.tgz
mv Raft-PT-10 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 ;