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-167987253300224.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-D3N050, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r533-tall-167987253300224
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 436K
-rw-r--r-- 1 mcc users 6.0K Mar 23 15:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K Mar 23 15:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Mar 23 15:21 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Mar 23 15:21 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.0K Mar 23 07:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 34K Mar 23 07:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 23 07:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 23 07:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Mar 26 22:42 NewModel
-rw-r--r-- 1 mcc users 12K Mar 23 15:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 120K Mar 23 15:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Mar 23 15:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 51K Mar 23 15:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 23 07:07 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.5K 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 15K 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 Liveness

=== Now, execution of the tool begins

BK_START 1680818581605

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=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Murphy-PT-D3N050
Applying reductions before tool lola
Invoking reducer
Running Version 202304061127
[2023-04-06 22:03:03] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-04-06 22:03:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-04-06 22:03:03] [INFO ] Load time of PNML (sax parser for PT used): 24 ms
[2023-04-06 22:03:03] [INFO ] Transformed 24 places.
[2023-04-06 22:03:03] [INFO ] Transformed 28 transitions.
[2023-04-06 22:03:03] [INFO ] Parsed PT model containing 24 places and 28 transitions and 108 arcs in 80 ms.
Discarding 12 transitions out of 28. Remains 16
Built sparse matrix representations for Structural reductions in 5 ms.25148KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 24/24 places, 28/28 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 14 ms. Remains 24 /24 variables (removed 0) and now considering 28/28 (removed 0) transitions.
// Phase 1: matrix 28 rows 24 cols
[2023-04-06 22:03:03] [INFO ] Computed 5 invariants in 6 ms
[2023-04-06 22:03:03] [INFO ] Dead Transitions using invariants and state equation in 153 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 191 ms. Remains : 24/24 places, 28/28 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 24/24 places, 28/28 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 28/28 (removed 0) transitions.
[2023-04-06 22:03:03] [INFO ] Invariant cache hit.
[2023-04-06 22:03:03] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-04-06 22:03:03] [INFO ] Invariant cache hit.
[2023-04-06 22:03:03] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-04-06 22:03:03] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
[2023-04-06 22:03:03] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-06 22:03:03] [INFO ] Invariant cache hit.
[2023-04-06 22:03:03] [INFO ] Dead Transitions using invariants and state equation in 52 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 133 ms. Remains : 24/24 places, 28/28 transitions.
Random walk for 1250028 steps, including 0 resets, run took 534 ms (no deadlock found). (steps per millisecond=2340 )
Random directed walk for 1250005 steps, including 0 resets, run took 672 ms (no deadlock found). (steps per millisecond=1860 )
[2023-04-06 22:03:04] [INFO ] Invariant cache hit.
[2023-04-06 22:03:04] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-06 22:03:04] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 2 ms returned sat
[2023-04-06 22:03:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-06 22:03:04] [INFO ] [Real]Absence check using state equation in 15 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 24/24 places, 28/28 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 28/28 (removed 0) transitions.
[2023-04-06 22:03:04] [INFO ] Invariant cache hit.
[2023-04-06 22:03:04] [INFO ] Dead Transitions using invariants and state equation in 42 ms found 0 transitions.
[2023-04-06 22:03:04] [INFO ] Invariant cache hit.
[2023-04-06 22:03:04] [INFO ] Implicit Places using invariants in 32 ms returned [8, 9, 10, 11]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 34 ms to find 4 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 20/24 places, 28/28 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 28/28 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 80 ms. Remains : 20/24 places, 28/28 transitions.
Discarding 12 transitions out of 28. Remains 16
Initial state reduction rules removed 8 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 8) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
// Phase 1: matrix 28 rows 20 cols
[2023-04-06 22:03:05] [INFO ] Computed 1 invariants in 3 ms
[2023-04-06 22:03:05] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-04-06 22:03:05] [INFO ] After 98ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-04-06 22:03:05] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-06 22:03:05] [INFO ] After 15ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-04-06 22:03:05] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-04-06 22:03:05] [INFO ] After 10ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-04-06 22:03:05] [INFO ] After 22ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-04-06 22:03:05] [INFO ] After 86ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Fused 4 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 118 ms.
Support contains 8 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 28/28 transitions.
Graph (complete) has 56 edges and 20 vertex of which 12 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.2 ms
Discarding 8 places :
Also discarding 8 output transitions
Drop transitions removed 8 transitions
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 12 transition count 16
Applied a total of 5 rules in 4 ms. Remains 12 /20 variables (removed 8) and now considering 16/28 (removed 12) transitions.
// Phase 1: matrix 16 rows 12 cols
[2023-04-06 22:03:05] [INFO ] Computed 0 invariants in 1 ms
[2023-04-06 22:03:05] [INFO ] Dead Transitions using invariants and state equation in 23 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 12/20 places, 16/28 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 8498 ms. (steps per millisecond=117 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1669 ms. (steps per millisecond=599 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1777 ms. (steps per millisecond=562 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1691 ms. (steps per millisecond=591 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1682 ms. (steps per millisecond=594 ) properties (out of 4) seen :0
Probably explored full state space saw : 1296 states, properties seen :0
Probabilistic random walk after 8208 steps, saw 1296 distinct states, run finished after 33 ms. (steps per millisecond=248 ) properties seen :0
Explored full state space saw : 1296 states, properties seen :0
Exhaustive walk after 8208 steps, saw 1296 distinct states, run finished after 19 ms. (steps per millisecond=432 ) properties seen :0
FORMULA Liveness FALSE TECHNIQUES QUASILIVENESS_TEST
Total runtime 17707 ms.
ITS solved all properties within timeout

BK_STOP 1680818601771

--------------------
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 Liveness -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-D3N050"
export BK_EXAMINATION="Liveness"
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-D3N050, examination is Liveness"
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-167987253300224"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Murphy-PT-D3N050.tgz
mv Murphy-PT-D3N050 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property Liveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;