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.r373-smll-167891824600204.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 SatelliteMemory-PT-X03000Y0094, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r373-smll-167891824600204
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 476K
-rw-r--r-- 1 mcc users 6.5K Feb 26 12:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K Feb 26 12:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Feb 26 12:50 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Feb 26 12:50 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 26 13:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 153K Feb 26 13:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Feb 26 13:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 70K Feb 26 13:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 16:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:50 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 12 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rwxr-xr-x 1 mcc users 5.5K 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 Liveness

=== Now, execution of the tool begins

BK_START 1679054982631

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=SatelliteMemory-PT-X03000Y0094
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-17 12:09:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-17 12:09:46] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 12:09:46] [INFO ] Load time of PNML (sax parser for PT used): 45 ms
[2023-03-17 12:09:46] [INFO ] Transformed 13 places.
[2023-03-17 12:09:46] [INFO ] Transformed 10 transitions.
[2023-03-17 12:09:46] [INFO ] Parsed PT model containing 13 places and 10 transitions and 40 arcs in 217 ms.
Discarding 1 transitions out of 10. Remains 9
Reduce places removed 1 places and 0 transitions.
Built sparse matrix representations for Structural reductions in 10 ms.17672KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 12/12 places, 10/10 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 27 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
// Phase 1: matrix 10 rows 12 cols
[2023-03-17 12:09:46] [INFO ] Computed 6 place invariants in 5 ms
[2023-03-17 12:09:46] [INFO ] Dead Transitions using invariants and state equation in 258 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 354 ms. Remains : 12/12 places, 10/10 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 12/12 places, 10/10 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 3 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-17 12:09:46] [INFO ] Invariant cache hit.
[2023-03-17 12:09:46] [INFO ] Implicit Places using invariants in 40 ms returned []
[2023-03-17 12:09:46] [INFO ] Invariant cache hit.
[2023-03-17 12:09:46] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-17 12:09:46] [INFO ] Implicit Places using invariants and state equation in 66 ms returned []
Implicit Place search using SMT with State Equation took 110 ms to find 0 implicit places.
[2023-03-17 12:09:46] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-17 12:09:46] [INFO ] Invariant cache hit.
[2023-03-17 12:09:46] [INFO ] Dead Transitions using invariants and state equation in 51 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 175 ms. Remains : 12/12 places, 10/10 transitions.
Random walk for 1250000 steps, including 0 resets, run took 1482 ms (no deadlock found). (steps per millisecond=843 )
Random directed walk for 1250000 steps, including 0 resets, run took 690 ms (no deadlock found). (steps per millisecond=1811 )
[2023-03-17 12:09:49] [INFO ] Invariant cache hit.
[2023-03-17 12:09:49] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 13/13 places, 10/10 transitions.
Graph (trivial) has 2 edges and 13 vertex of which 2 / 13 are part of one of the 1 SCC in 4 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 10 transition count 9
Applied a total of 3 rules in 7 ms. Remains 10 /13 variables (removed 3) and now considering 9/10 (removed 1) transitions.
// Phase 1: matrix 9 rows 10 cols
[2023-03-17 12:09:49] [INFO ] Computed 5 place invariants in 0 ms
[2023-03-17 12:09:49] [INFO ] Dead Transitions using invariants and state equation in 37 ms found 0 transitions.
[2023-03-17 12:09:49] [INFO ] Invariant cache hit.
[2023-03-17 12:09:49] [INFO ] Implicit Places using invariants in 37 ms returned []
[2023-03-17 12:09:49] [INFO ] Invariant cache hit.
[2023-03-17 12:09:49] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-17 12:09:49] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
[2023-03-17 12:09:49] [INFO ] Invariant cache hit.
[2023-03-17 12:09:49] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 10/13 places, 9/10 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 152 ms. Remains : 10/13 places, 9/10 transitions.
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 401 ms. (steps per millisecond=24 ) properties (out of 7) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 55 ms. (steps per millisecond=181 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-17 12:09:49] [INFO ] Invariant cache hit.
[2023-03-17 12:09:49] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2023-03-17 12:09:49] [INFO ] After 96ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-17 12:09:49] [INFO ] [Nat]Absence check using 5 positive place invariants in 5 ms returned sat
[2023-03-17 12:09:49] [INFO ] After 30ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-17 12:09:49] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-17 12:09:49] [INFO ] After 11ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-17 12:09:50] [INFO ] After 31ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 327 ms.
[2023-03-17 12:09:50] [INFO ] After 437ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Finished Parikh walk after 5626 steps, including 0 resets, run visited all 3 properties in 149 ms. (steps per millisecond=37 )
Parikh walk visited 3 properties in 151 ms.
Able to resolve query QuasiLiveness after proving 9 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 13/13 places, 10/10 transitions.
Graph (trivial) has 2 edges and 13 vertex of which 2 / 13 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 10 transition count 9
Applied a total of 3 rules in 2 ms. Remains 10 /13 variables (removed 3) and now considering 9/10 (removed 1) transitions.
[2023-03-17 12:09:50] [INFO ] Invariant cache hit.
[2023-03-17 12:09:50] [INFO ] Dead Transitions using invariants and state equation in 58 ms found 0 transitions.
[2023-03-17 12:09:50] [INFO ] Invariant cache hit.
[2023-03-17 12:09:50] [INFO ] Implicit Places using invariants in 46 ms returned []
[2023-03-17 12:09:50] [INFO ] Invariant cache hit.
[2023-03-17 12:09:50] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-17 12:09:50] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 123 ms to find 0 implicit places.
[2023-03-17 12:09:50] [INFO ] Invariant cache hit.
[2023-03-17 12:09:50] [INFO ] Dead Transitions using invariants and state equation in 45 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 10/13 places, 9/10 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 230 ms. Remains : 10/13 places, 9/10 transitions.
Unable to solve all queries for examination Liveness. Remains :8 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 8 properties from file /home/mcc/execution/Liveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 4751 ms.
starting LoLA
BK_INPUT SatelliteMemory-PT-X03000Y0094
BK_EXAMINATION: Liveness
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution
GlobalProperty: Liveness

FORMULA Liveness TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679055069137

--------------------
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 Liveness -timeout 180 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/model.pnml
lola: LAUNCH SYMM
lola: reporting
lola: not produced: 9
lola: reporting
lola: not produced: 9
lola: reporting
lola: not produced: 9
lola: reporting
lola: not produced: 9
lola: reporting
lola: not produced: 9
lola: reporting
lola: not produced: 9
lola: reporting
lola: not produced: 9
lola: reporting
lola: not produced: 9
lola: reporting
lola: not produced: 9
lola: reporting
lola: not produced: 9
lola: reporting
lola: not produced: 9
lola: reporting
lola: not produced: 9
lola: reporting
lola: not produced: 9
lola: reporting
lola: not produced: 9
lola: reporting
lola: not produced: 9
lola: The net is live

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="SatelliteMemory-PT-X03000Y0094"
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 SatelliteMemory-PT-X03000Y0094, 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 r373-smll-167891824600204"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SatelliteMemory-PT-X03000Y0094.tgz
mv SatelliteMemory-PT-X03000Y0094 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 ;