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.r533-tall-167987253300227.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 Murphy-PT-D4N025, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r533-tall-167987253300227
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 492K
-rw-r--r-- 1 mcc users 8.3K Mar 23 15:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 96K Mar 23 15:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Mar 23 15:21 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Mar 23 15:21 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.5K Mar 23 07:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 23 07:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 23 07:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 23 07:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Mar 26 22:42 NewModel
-rw-r--r-- 1 mcc users 9.7K Mar 23 15:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 101K Mar 23 15:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K Mar 23 15:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 86K Mar 23 15:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Mar 23 07:07 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.7K Mar 23 07:07 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 26 22:42 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 26 22:42 instance
-rw-r--r-- 1 mcc users 6 Mar 26 22:42 iscolored
-rw-r--r-- 1 mcc users 19K Mar 31 16:48 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 1680818610836

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=Murphy-PT-D4N025
Applying reductions before tool lola
Invoking reducer
Running Version 202304061127
[2023-04-06 22:03:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-04-06 22:03:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-04-06 22:03:32] [INFO ] Load time of PNML (sax parser for PT used): 25 ms
[2023-04-06 22:03:32] [INFO ] Transformed 30 places.
[2023-04-06 22:03:32] [INFO ] Transformed 35 transitions.
[2023-04-06 22:03:32] [INFO ] Parsed PT model containing 30 places and 35 transitions and 135 arcs in 82 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 30/30 places, 35/35 transitions.
Applied a total of 0 rules in 6 ms. Remains 30 /30 variables (removed 0) and now considering 35/35 (removed 0) transitions.
// Phase 1: matrix 35 rows 30 cols
[2023-04-06 22:03:32] [INFO ] Computed 6 invariants in 9 ms
[2023-04-06 22:03:32] [INFO ] Dead Transitions using invariants and state equation in 171 ms found 0 transitions.
[2023-04-06 22:03:32] [INFO ] Invariant cache hit.
[2023-04-06 22:03:32] [INFO ] Implicit Places using invariants in 47 ms returned [10, 11, 12, 13, 14]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 49 ms to find 5 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 25/30 places, 35/35 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 35/35 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 251 ms. Remains : 25/30 places, 35/35 transitions.
Discarding 15 transitions out of 35. Remains 20
Initial state reduction rules removed 10 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 154 ms. (steps per millisecond=64 ) properties (out of 10) seen :5
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
// Phase 1: matrix 35 rows 25 cols
[2023-04-06 22:03:33] [INFO ] Computed 1 invariants in 4 ms
[2023-04-06 22:03:33] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-06 22:03:33] [INFO ] After 83ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-04-06 22:03:33] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-06 22:03:33] [INFO ] After 18ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-04-06 22:03:33] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-04-06 22:03:33] [INFO ] After 15ms SMT Verify possible using 10 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-04-06 22:03:33] [INFO ] After 37ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 16 ms.
[2023-04-06 22:03:33] [INFO ] After 113ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Fused 5 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 141 ms.
Support contains 10 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 35/35 transitions.
Graph (complete) has 70 edges and 25 vertex of which 15 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.1 ms
Discarding 10 places :
Also discarding 10 output transitions
Drop transitions removed 10 transitions
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 15 transition count 20
Applied a total of 6 rules in 8 ms. Remains 15 /25 variables (removed 10) and now considering 20/35 (removed 15) transitions.
// Phase 1: matrix 20 rows 15 cols
[2023-04-06 22:03:33] [INFO ] Computed 0 invariants in 0 ms
[2023-04-06 22:03:33] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34 ms. Remains : 15/25 places, 20/35 transitions.
Incomplete random walk after 1000001 steps, including 2 resets, run finished after 9129 ms. (steps per millisecond=109 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2018 ms. (steps per millisecond=495 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1984 ms. (steps per millisecond=504 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1743 ms. (steps per millisecond=573 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1597 ms. (steps per millisecond=626 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1577 ms. (steps per millisecond=634 ) properties (out of 5) seen :0
Probably explored full state space saw : 7776 states, properties seen :0
Probabilistic random walk after 59616 steps, saw 7776 distinct states, run finished after 149 ms. (steps per millisecond=400 ) properties seen :0
Explored full state space saw : 7776 states, properties seen :0
Exhaustive walk after 59616 steps, saw 7776 distinct states, run finished after 62 ms. (steps per millisecond=961 ) properties seen :0
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK EXHAUSTIVE_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 19311 ms.
ITS solved all properties within timeout

BK_STOP 1680818632765

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202304061127.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /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="Murphy-PT-D4N025"
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 Murphy-PT-D4N025, 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 r533-tall-167987253300227"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Murphy-PT-D4N025.tgz
mv Murphy-PT-D4N025 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 ;