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.r501-tall-167912725100529.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 TwoPhaseLocking-PT-nC00100vN, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r501-tall-167912725100529
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 464K
-rw-r--r-- 1 mcc users 7.6K Feb 25 17:50 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K Feb 25 17:50 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Feb 25 17:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Feb 25 17:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 17:23 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Feb 25 17:23 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 17:23 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 17:23 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 17:51 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 128K Feb 25 17:51 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 25 17:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K Feb 25 17:50 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 17:23 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 17:23 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 4.6K 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 1679523399512

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=TwoPhaseLocking-PT-nC00100vN
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-22 22:16:41] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-22 22:16:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 22:16:41] [INFO ] Load time of PNML (sax parser for PT used): 19 ms
[2023-03-22 22:16:41] [INFO ] Transformed 8 places.
[2023-03-22 22:16:41] [INFO ] Transformed 6 transitions.
[2023-03-22 22:16:41] [INFO ] Parsed PT model containing 8 places and 6 transitions and 18 arcs in 111 ms.
Built sparse matrix representations for Structural reductions in 4 ms.17630KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 8/8 places, 6/6 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 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 14 ms. Remains : 8/8 places, 6/6 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 8/8 places, 6/6 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 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
// Phase 1: matrix 6 rows 8 cols
[2023-03-22 22:16:41] [INFO ] Computed 3 place invariants in 5 ms
[2023-03-22 22:16:41] [INFO ] Implicit Places using invariants in 146 ms returned []
[2023-03-22 22:16:41] [INFO ] Invariant cache hit.
[2023-03-22 22:16:41] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 224 ms to find 0 implicit places.
[2023-03-22 22:16:41] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 22:16:41] [INFO ] Invariant cache hit.
[2023-03-22 22:16:41] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 268 ms. Remains : 8/8 places, 6/6 transitions.
Random walk for 1250001 steps, including 0 resets, run took 370 ms (no deadlock found). (steps per millisecond=3378 )
Random directed walk for 1250001 steps, including 0 resets, run took 392 ms (no deadlock found). (steps per millisecond=3188 )
[2023-03-22 22:16:42] [INFO ] Invariant cache hit.
[2023-03-22 22:16:42] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 8/8 places, 6/6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 8 transition count 4
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 6 transition count 4
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 5 transition count 3
Applied a total of 6 rules in 4 ms. Remains 5 /8 variables (removed 3) and now considering 3/6 (removed 3) transitions.
// Phase 1: matrix 3 rows 5 cols
[2023-03-22 22:16:42] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-22 22:16:42] [INFO ] Implicit Places using invariants in 45 ms returned []
[2023-03-22 22:16:42] [INFO ] Invariant cache hit.
[2023-03-22 22:16:42] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
[2023-03-22 22:16:42] [INFO ] Invariant cache hit.
[2023-03-22 22:16:42] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 5/8 places, 3/6 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 126 ms. Remains : 5/8 places, 3/6 transitions.
Initial state reduction rules removed 1 formulas.
Finished random walk after 52 steps, including 0 resets, run visited all 2 properties in 9 ms. (steps per millisecond=5 )
Able to resolve query QuasiLiveness after proving 3 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 8/8 places, 6/6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 8 transition count 4
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 6 transition count 4
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 5 transition count 3
Applied a total of 6 rules in 1 ms. Remains 5 /8 variables (removed 3) and now considering 3/6 (removed 3) transitions.
[2023-03-22 22:16:42] [INFO ] Invariant cache hit.
[2023-03-22 22:16:42] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-22 22:16:42] [INFO ] Invariant cache hit.
[2023-03-22 22:16:42] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
[2023-03-22 22:16:42] [INFO ] Invariant cache hit.
[2023-03-22 22:16:43] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 5/8 places, 3/6 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 100 ms. Remains : 5/8 places, 3/6 transitions.
Unable to solve all queries for examination Liveness. Remains :3 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 3 properties from file /home/mcc/execution/Liveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 1495 ms.
starting LoLA
BK_INPUT TwoPhaseLocking-PT-nC00100vN
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 1679523404185

--------------------
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
lola: ..... lockA: true

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="TwoPhaseLocking-PT-nC00100vN"
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 TwoPhaseLocking-PT-nC00100vN, 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 r501-tall-167912725100529"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TwoPhaseLocking-PT-nC00100vN.tgz
mv TwoPhaseLocking-PT-nC00100vN 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 ;