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.r085-smll-167814406600104.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 CircularTrains-PT-048, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r085-smll-167814406600104
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 516K
-rw-r--r-- 1 mcc users 8.5K Feb 26 04:31 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K Feb 26 04:31 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Feb 26 04:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Feb 26 04:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 15:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 15:42 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 15:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 15:42 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Feb 26 04:33 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 153K Feb 26 04:33 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Feb 26 04:32 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 44K Feb 26 04:32 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:42 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:42 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 37K 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 Liveness

=== Now, execution of the tool begins

BK_START 1678228726819

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=CircularTrains-PT-048
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-07 22:38:50] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-07 22:38:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-07 22:38:50] [INFO ] Load time of PNML (sax parser for PT used): 71 ms
[2023-03-07 22:38:50] [INFO ] Transformed 96 places.
[2023-03-07 22:38:50] [INFO ] Transformed 48 transitions.
[2023-03-07 22:38:50] [INFO ] Parsed PT model containing 96 places and 48 transitions and 192 arcs in 236 ms.
Built sparse matrix representations for Structural reductions in 9 ms.18456KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 96/96 places, 48/48 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 33 ms. Remains 96 /96 variables (removed 0) and now considering 48/48 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 33 ms. Remains : 96/96 places, 48/48 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 96/96 places, 48/48 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 11 ms. Remains 96 /96 variables (removed 0) and now considering 48/48 (removed 0) transitions.
// Phase 1: matrix 48 rows 96 cols
[2023-03-07 22:38:51] [INFO ] Computed 49 place invariants in 14 ms
[2023-03-07 22:38:51] [INFO ] Implicit Places using invariants in 286 ms returned []
[2023-03-07 22:38:51] [INFO ] Invariant cache hit.
[2023-03-07 22:38:51] [INFO ] Implicit Places using invariants and state equation in 192 ms returned []
Implicit Place search using SMT with State Equation took 556 ms to find 0 implicit places.
[2023-03-07 22:38:51] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-07 22:38:51] [INFO ] Invariant cache hit.
[2023-03-07 22:38:51] [INFO ] Dead Transitions using invariants and state equation in 157 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 746 ms. Remains : 96/96 places, 48/48 transitions.
Random walk for 1250000 steps, including 0 resets, run took 3156 ms (no deadlock found). (steps per millisecond=396 )
Random directed walk for 1250000 steps, including 0 resets, run took 2049 ms (no deadlock found). (steps per millisecond=610 )
[2023-03-07 22:38:57] [INFO ] Invariant cache hit.
[2023-03-07 22:38:57] [INFO ] [Real]Absence check using 24 positive place invariants in 13 ms returned sat
[2023-03-07 22:38:57] [INFO ] [Real]Absence check using 24 positive and 25 generalized place invariants in 27 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 96/96 places, 48/48 transitions.
Applied a total of 0 rules in 3 ms. Remains 96 /96 variables (removed 0) and now considering 48/48 (removed 0) transitions.
[2023-03-07 22:38:57] [INFO ] Invariant cache hit.
[2023-03-07 22:38:57] [INFO ] Implicit Places using invariants in 165 ms returned [1, 3, 13, 16, 22, 56, 63, 64, 81, 83, 84, 89, 90, 91, 92, 94]
Discarding 16 places :
Implicit Place search using SMT only with invariants took 169 ms to find 16 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 80/96 places, 48/48 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 80 transition count 32
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 32 place count 64 transition count 32
Applied a total of 32 rules in 5 ms. Remains 64 /80 variables (removed 16) and now considering 32/48 (removed 16) transitions.
// Phase 1: matrix 32 rows 64 cols
[2023-03-07 22:38:57] [INFO ] Computed 33 place invariants in 4 ms
[2023-03-07 22:38:57] [INFO ] Implicit Places using invariants in 109 ms returned []
[2023-03-07 22:38:57] [INFO ] Invariant cache hit.
[2023-03-07 22:38:57] [INFO ] Implicit Places using invariants and state equation in 164 ms returned []
Implicit Place search using SMT with State Equation took 280 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 64/96 places, 32/48 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 459 ms. Remains : 64/96 places, 32/48 transitions.
Initial state reduction rules removed 16 formulas.
Finished random walk after 33 steps, including 0 resets, run visited all 16 properties in 27 ms. (steps per millisecond=1 )
Able to resolve query QuasiLiveness after proving 32 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 96/96 places, 48/48 transitions.
Applied a total of 0 rules in 1 ms. Remains 96 /96 variables (removed 0) and now considering 48/48 (removed 0) transitions.
// Phase 1: matrix 48 rows 96 cols
[2023-03-07 22:38:57] [INFO ] Computed 49 place invariants in 7 ms
[2023-03-07 22:38:57] [INFO ] Implicit Places using invariants in 161 ms returned [1, 3, 13, 16, 22, 56, 63, 64, 81, 83, 84, 89, 90, 91, 92, 94]
Discarding 16 places :
Implicit Place search using SMT only with invariants took 163 ms to find 16 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 80/96 places, 48/48 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 80 transition count 32
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 32 place count 64 transition count 32
Applied a total of 32 rules in 2 ms. Remains 64 /80 variables (removed 16) and now considering 32/48 (removed 16) transitions.
// Phase 1: matrix 32 rows 64 cols
[2023-03-07 22:38:57] [INFO ] Computed 33 place invariants in 1 ms
[2023-03-07 22:38:57] [INFO ] Implicit Places using invariants in 77 ms returned []
[2023-03-07 22:38:57] [INFO ] Invariant cache hit.
[2023-03-07 22:38:58] [INFO ] Implicit Places using invariants and state equation in 126 ms returned []
Implicit Place search using SMT with State Equation took 205 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 64/96 places, 32/48 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 372 ms. Remains : 64/96 places, 32/48 transitions.
Unable to solve all queries for examination Liveness. Remains :32 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 32 properties from file /home/mcc/execution/Liveness.xml in 0 ms.
Working with output stream class java.io.PrintStream
Total runtime 7351 ms.
starting LoLA
BK_INPUT CircularTrains-PT-048
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 1678228739190

--------------------
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: 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="CircularTrains-PT-048"
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 CircularTrains-PT-048, 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 r085-smll-167814406600104"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CircularTrains-PT-048.tgz
mv CircularTrains-PT-048 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 ;