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.r181-tall-167838868200037.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)
..................
=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is Echo-PT-d02r11, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r181-tall-167838868200037
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 900K
-rw-r--r-- 1 mcc users 6.3K Feb 25 14:03 CTLCardinality.txt
-rw-r--r-- 1 mcc users 61K Feb 25 14:03 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Feb 25 14:03 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Feb 25 14:03 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:03 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 16:03 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:03 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 14:05 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 113K Feb 25 14:05 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.4K Feb 25 14:04 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K Feb 25 14:04 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:03 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:03 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 469K Mar 5 18:22 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 1678541677487

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=Echo-PT-d02r11
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-11 13:34:39] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-11 13:34:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 13:34:39] [INFO ] Load time of PNML (sax parser for PT used): 106 ms
[2023-03-11 13:34:39] [INFO ] Transformed 1119 places.
[2023-03-11 13:34:39] [INFO ] Transformed 874 transitions.
[2023-03-11 13:34:39] [INFO ] Found NUPN structural information;
[2023-03-11 13:34:39] [INFO ] Parsed PT model containing 1119 places and 874 transitions and 4996 arcs in 173 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1119/1119 places, 874/874 transitions.
Reduce places removed 121 places and 0 transitions.
Iterating post reduction 0 with 121 rules applied. Total rules applied 121 place count 998 transition count 874
Applied a total of 121 rules in 39 ms. Remains 998 /1119 variables (removed 121) and now considering 874/874 (removed 0) transitions.
// Phase 1: matrix 874 rows 998 cols
[2023-03-11 13:34:39] [INFO ] Computed 440 place invariants in 332 ms
[2023-03-11 13:34:43] [INFO ] Implicit Places using invariants in 3863 ms returned []
[2023-03-11 13:34:43] [INFO ] Invariant cache hit.
[2023-03-11 13:35:56] [INFO ] Performed 166/998 implicitness test of which 0 returned IMPLICIT in 72 seconds.
[2023-03-11 13:36:05] [INFO ] Implicit Places using invariants and state equation in 82317 ms returned []
Implicit Place search using SMT with State Equation took 86207 ms to find 0 implicit places.
[2023-03-11 13:36:05] [INFO ] Invariant cache hit.
[2023-03-11 13:36:07] [INFO ] Dead Transitions using invariants and state equation in 1593 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 998/1119 places, 874/874 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 87843 ms. Remains : 998/1119 places, 874/874 transitions.
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 41 resets, run finished after 570 ms. (steps per millisecond=17 ) properties (out of 873) seen :857
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 16) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 15) seen :1
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 14) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 13) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 12) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 12) seen :0
Running SMT prover for 12 properties.
[2023-03-11 13:36:07] [INFO ] Invariant cache hit.
[2023-03-11 13:36:08] [INFO ] [Real]Absence check using 0 positive and 440 generalized place invariants in 457 ms returned sat
[2023-03-11 13:36:32] [INFO ] After 23883ms SMT Verify possible using state equation in real domain returned unsat :0 sat :6 real:5
[2023-03-11 13:36:32] [INFO ] After 23886ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :6 real:5
Attempting to minimize the solution found.
Minimization took 0 ms.
[2023-03-11 13:36:32] [INFO ] After 25023ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :6 real:5
[2023-03-11 13:36:33] [INFO ] [Nat]Absence check using 0 positive and 440 generalized place invariants in 514 ms returned sat
[2023-03-11 13:36:45] [INFO ] After 10859ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :12
[2023-03-11 13:36:46] [INFO ] After 12356ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :12
Attempting to minimize the solution found.
Minimization took 1196 ms.
[2023-03-11 13:36:47] [INFO ] After 14886ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :12
Finished Parikh walk after 16182 steps, including 890 resets, run visited all 1 properties in 108 ms. (steps per millisecond=149 )
Parikh walk visited 12 properties in 563 ms.
Able to resolve query QuasiLiveness after proving 874 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 129259 ms.
ITS solved all properties within timeout

BK_STOP 1678541809271

--------------------
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="Echo-PT-d02r11"
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 Echo-PT-d02r11, 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 r181-tall-167838868200037"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Echo-PT-d02r11.tgz
mv Echo-PT-d02r11 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 ;