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-167987252900004.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 Anderson-PT-04, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r533-tall-167987252900004
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 428K
-rw-r--r-- 1 mcc users 6.4K Mar 23 15:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K Mar 23 15:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Mar 23 15:19 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Mar 23 15:19 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Mar 23 07:06 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 23 07:06 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Mar 23 07:06 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 23 07:06 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Mar 26 22:42 NewModel
-rw-r--r-- 1 mcc users 7.6K Mar 23 15:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 70K Mar 23 15:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Mar 23 15:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 32K Mar 23 15:20 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 23 07:06 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 23 07:06 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 26 22:42 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 26 22:42 instance
-rw-r--r-- 1 mcc users 6 Mar 26 22:42 iscolored
-rw-r--r-- 1 mcc users 103K 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 1680815400962

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=Anderson-PT-04
Applying reductions before tool lola
Invoking reducer
Running Version 202304061127
[2023-04-06 21:10:02] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-04-06 21:10:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-04-06 21:10:02] [INFO ] Load time of PNML (sax parser for PT used): 50 ms
[2023-04-06 21:10:02] [INFO ] Transformed 105 places.
[2023-04-06 21:10:02] [INFO ] Transformed 200 transitions.
[2023-04-06 21:10:02] [INFO ] Found NUPN structural information;
[2023-04-06 21:10:02] [INFO ] Parsed PT model containing 105 places and 200 transitions and 752 arcs in 111 ms.
Built sparse matrix representations for Structural reductions in 6 ms.30310KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 105/105 places, 200/200 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 25 ms. Remains 105 /105 variables (removed 0) and now considering 200/200 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 25 ms. Remains : 105/105 places, 200/200 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 105/105 places, 200/200 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 9 ms. Remains 105 /105 variables (removed 0) and now considering 200/200 (removed 0) transitions.
// Phase 1: matrix 200 rows 105 cols
[2023-04-06 21:10:02] [INFO ] Computed 11 invariants in 15 ms
[2023-04-06 21:10:03] [INFO ] Implicit Places using invariants in 196 ms returned []
[2023-04-06 21:10:03] [INFO ] Invariant cache hit.
[2023-04-06 21:10:03] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-04-06 21:10:03] [INFO ] Implicit Places using invariants and state equation in 112 ms returned []
Implicit Place search using SMT with State Equation took 435 ms to find 0 implicit places.
[2023-04-06 21:10:03] [INFO ] Redundant transitions in 6 ms returned []
[2023-04-06 21:10:03] [INFO ] Invariant cache hit.
[2023-04-06 21:10:03] [INFO ] Dead Transitions using invariants and state equation in 149 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 606 ms. Remains : 105/105 places, 200/200 transitions.
Random walk for 1250000 steps, including 0 resets, run took 1083 ms (no deadlock found). (steps per millisecond=1154 )
Random directed walk for 1250001 steps, including 0 resets, run took 872 ms (no deadlock found). (steps per millisecond=1433 )
[2023-04-06 21:10:05] [INFO ] Invariant cache hit.
[2023-04-06 21:10:05] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-04-06 21:10:05] [INFO ] [Real]Absence check using 5 positive and 6 generalized place invariants in 10 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 105/105 places, 200/200 transitions.
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 12 Pre rules applied. Total rules applied 0 place count 105 transition count 188
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 0 with 24 rules applied. Total rules applied 24 place count 93 transition count 188
Applied a total of 24 rules in 15 ms. Remains 93 /105 variables (removed 12) and now considering 188/200 (removed 12) transitions.
// Phase 1: matrix 188 rows 93 cols
[2023-04-06 21:10:05] [INFO ] Computed 11 invariants in 4 ms
[2023-04-06 21:10:05] [INFO ] Implicit Places using invariants in 131 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 133 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 92/105 places, 188/200 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 92 transition count 172
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 32 place count 76 transition count 172
Applied a total of 32 rules in 3 ms. Remains 76 /92 variables (removed 16) and now considering 172/188 (removed 16) transitions.
// Phase 1: matrix 172 rows 76 cols
[2023-04-06 21:10:05] [INFO ] Computed 10 invariants in 8 ms
[2023-04-06 21:10:05] [INFO ] Implicit Places using invariants in 105 ms returned []
[2023-04-06 21:10:05] [INFO ] Invariant cache hit.
[2023-04-06 21:10:05] [INFO ] State equation strengthened by 20 read => feed constraints.
[2023-04-06 21:10:05] [INFO ] Implicit Places using invariants and state equation in 168 ms returned []
Implicit Place search using SMT with State Equation took 275 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 76/105 places, 172/200 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 426 ms. Remains : 76/105 places, 172/200 transitions.
Initial state reduction rules removed 4 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 411 ms. (steps per millisecond=24 ) properties (out of 168) seen :161
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 7) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 5) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 2) seen :1
Finished Best-First random walk after 474 steps, including 0 resets, run visited all 1 properties in 9 ms. (steps per millisecond=52 )
Parikh walk visited 0 properties in 0 ms.
Able to resolve query QuasiLiveness after proving 172 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 105/105 places, 200/200 transitions.
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 12 Pre rules applied. Total rules applied 0 place count 105 transition count 188
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 0 with 24 rules applied. Total rules applied 24 place count 93 transition count 188
Applied a total of 24 rules in 4 ms. Remains 93 /105 variables (removed 12) and now considering 188/200 (removed 12) transitions.
// Phase 1: matrix 188 rows 93 cols
[2023-04-06 21:10:06] [INFO ] Computed 11 invariants in 3 ms
[2023-04-06 21:10:06] [INFO ] Implicit Places using invariants in 115 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 116 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 92/105 places, 188/200 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 92 transition count 172
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 32 place count 76 transition count 172
Applied a total of 32 rules in 3 ms. Remains 76 /92 variables (removed 16) and now considering 172/188 (removed 16) transitions.
// Phase 1: matrix 172 rows 76 cols
[2023-04-06 21:10:06] [INFO ] Computed 10 invariants in 1 ms
[2023-04-06 21:10:06] [INFO ] Implicit Places using invariants in 91 ms returned []
[2023-04-06 21:10:06] [INFO ] Invariant cache hit.
[2023-04-06 21:10:06] [INFO ] State equation strengthened by 20 read => feed constraints.
[2023-04-06 21:10:06] [INFO ] Implicit Places using invariants and state equation in 171 ms returned []
Implicit Place search using SMT with State Equation took 265 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 76/105 places, 172/200 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 388 ms. Remains : 76/105 places, 172/200 transitions.
Unable to solve all queries for examination Liveness. Remains :172 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 172 properties from file /home/mcc/execution/Liveness.xml in 0 ms.
Working with output stream class java.io.PrintStream
Total runtime 4306 ms.
starting LoLA
BK_INPUT Anderson-PT-04
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 1680815407825

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202304061127.jar
+ 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
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: ..... ncs_to_p1_2_1_2: true
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="Anderson-PT-04"
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 Anderson-PT-04, 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-167987252900004"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Anderson-PT-04.tgz
mv Anderson-PT-04 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 ;