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-167814406600109.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-096, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r085-smll-167814406600109
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 532K
-rw-r--r-- 1 mcc users 6.0K Feb 26 04:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 60K Feb 26 04:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Feb 26 04:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K 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 3.5K Feb 25 15:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K 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 13K Feb 26 04:33 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 131K Feb 26 04:33 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 26 04:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 82K Feb 26 04:33 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 73K 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 1678228777565

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-096
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-07 22:39:41] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-07 22:39:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-07 22:39:41] [INFO ] Load time of PNML (sax parser for PT used): 99 ms
[2023-03-07 22:39:41] [INFO ] Transformed 192 places.
[2023-03-07 22:39:41] [INFO ] Transformed 96 transitions.
[2023-03-07 22:39:41] [INFO ] Parsed PT model containing 192 places and 96 transitions and 384 arcs in 233 ms.
Built sparse matrix representations for Structural reductions in 10 ms.26649KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 192/192 places, 96/96 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 36 ms. Remains 192 /192 variables (removed 0) and now considering 96/96 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 36 ms. Remains : 192/192 places, 96/96 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 192/192 places, 96/96 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 13 ms. Remains 192 /192 variables (removed 0) and now considering 96/96 (removed 0) transitions.
// Phase 1: matrix 96 rows 192 cols
[2023-03-07 22:39:41] [INFO ] Computed 97 place invariants in 41 ms
[2023-03-07 22:39:42] [INFO ] Implicit Places using invariants in 479 ms returned []
[2023-03-07 22:39:42] [INFO ] Invariant cache hit.
[2023-03-07 22:39:42] [INFO ] Implicit Places using invariants and state equation in 324 ms returned []
Implicit Place search using SMT with State Equation took 863 ms to find 0 implicit places.
[2023-03-07 22:39:42] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-07 22:39:42] [INFO ] Invariant cache hit.
[2023-03-07 22:39:42] [INFO ] Dead Transitions using invariants and state equation in 178 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 1072 ms. Remains : 192/192 places, 96/96 transitions.
Random walk for 1250000 steps, including 0 resets, run took 6193 ms (no deadlock found). (steps per millisecond=201 )
Random directed walk for 1250002 steps, including 0 resets, run took 4258 ms (no deadlock found). (steps per millisecond=293 )
[2023-03-07 22:39:53] [INFO ] Invariant cache hit.
[2023-03-07 22:39:53] [INFO ] [Real]Absence check using 52 positive place invariants in 33 ms returned sat
[2023-03-07 22:39:53] [INFO ] [Real]Absence check using 52 positive and 45 generalized place invariants in 59 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 192/192 places, 96/96 transitions.
Applied a total of 0 rules in 7 ms. Remains 192 /192 variables (removed 0) and now considering 96/96 (removed 0) transitions.
[2023-03-07 22:39:53] [INFO ] Invariant cache hit.
[2023-03-07 22:39:53] [INFO ] Implicit Places using invariants in 391 ms returned [1, 4, 5, 8, 10, 14, 20, 27, 29, 37, 39, 49, 109, 115, 116, 123, 125, 144, 155, 162, 164, 166, 168, 174, 177, 178, 182, 183, 185, 186, 187, 189]
Discarding 32 places :
Implicit Place search using SMT only with invariants took 400 ms to find 32 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 160/192 places, 96/96 transitions.
Drop transitions removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 0 with 32 rules applied. Total rules applied 32 place count 160 transition count 64
Reduce places removed 32 places and 0 transitions.
Iterating post reduction 1 with 32 rules applied. Total rules applied 64 place count 128 transition count 64
Applied a total of 64 rules in 10 ms. Remains 128 /160 variables (removed 32) and now considering 64/96 (removed 32) transitions.
// Phase 1: matrix 64 rows 128 cols
[2023-03-07 22:39:53] [INFO ] Computed 65 place invariants in 7 ms
[2023-03-07 22:39:54] [INFO ] Implicit Places using invariants in 300 ms returned []
[2023-03-07 22:39:54] [INFO ] Invariant cache hit.
[2023-03-07 22:39:54] [INFO ] Implicit Places using invariants and state equation in 356 ms returned []
Implicit Place search using SMT with State Equation took 660 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 128/192 places, 64/96 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1077 ms. Remains : 128/192 places, 64/96 transitions.
Initial state reduction rules removed 32 formulas.
Finished random walk after 69 steps, including 0 resets, run visited all 32 properties in 51 ms. (steps per millisecond=1 )
Able to resolve query QuasiLiveness after proving 64 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 192/192 places, 96/96 transitions.
Applied a total of 0 rules in 5 ms. Remains 192 /192 variables (removed 0) and now considering 96/96 (removed 0) transitions.
// Phase 1: matrix 96 rows 192 cols
[2023-03-07 22:39:54] [INFO ] Computed 97 place invariants in 6 ms
[2023-03-07 22:39:54] [INFO ] Implicit Places using invariants in 402 ms returned [1, 4, 5, 8, 10, 14, 20, 27, 29, 37, 39, 49, 109, 115, 116, 123, 125, 144, 155, 162, 164, 166, 168, 174, 177, 178, 182, 183, 185, 186, 187, 189]
Discarding 32 places :
Implicit Place search using SMT only with invariants took 404 ms to find 32 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 160/192 places, 96/96 transitions.
Drop transitions removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 0 with 32 rules applied. Total rules applied 32 place count 160 transition count 64
Reduce places removed 32 places and 0 transitions.
Iterating post reduction 1 with 32 rules applied. Total rules applied 64 place count 128 transition count 64
Applied a total of 64 rules in 6 ms. Remains 128 /160 variables (removed 32) and now considering 64/96 (removed 32) transitions.
// Phase 1: matrix 64 rows 128 cols
[2023-03-07 22:39:54] [INFO ] Computed 65 place invariants in 3 ms
[2023-03-07 22:39:55] [INFO ] Implicit Places using invariants in 197 ms returned []
[2023-03-07 22:39:55] [INFO ] Invariant cache hit.
[2023-03-07 22:39:55] [INFO ] Implicit Places using invariants and state equation in 310 ms returned []
Implicit Place search using SMT with State Equation took 509 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 128/192 places, 64/96 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 924 ms. Remains : 128/192 places, 64/96 transitions.
Unable to solve all queries for examination Liveness. Remains :64 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 64 properties from file /home/mcc/execution/Liveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 14240 ms.
starting LoLA
BK_INPUT CircularTrains-PT-096
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 1678228797011

--------------------
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-096"
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-096, 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-167814406600109"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CircularTrains-PT-096.tgz
mv CircularTrains-PT-096 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 ;