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-167912725400759.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 UtilityControlRoom-PT-Z4T4N08, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r501-tall-167912725400759
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.2M
-rw-r--r-- 1 mcc users 39K Feb 26 14:44 CTLCardinality.txt
-rw-r--r-- 1 mcc users 204K Feb 26 14:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 99K Feb 26 14:42 CTLFireability.txt
-rw-r--r-- 1 mcc users 405K Feb 26 14:42 CTLFireability.xml
-rw-r--r-- 1 mcc users 22K Feb 25 17:26 LTLCardinality.txt
-rw-r--r-- 1 mcc users 75K Feb 25 17:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 29K Feb 25 17:26 LTLFireability.txt
-rw-r--r-- 1 mcc users 88K Feb 25 17:26 LTLFireability.xml
-rw-r--r-- 1 mcc users 57K Feb 26 14:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 296K Feb 26 14:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 123K Feb 26 14:51 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 474K Feb 26 14:51 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.7K Feb 25 17:26 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.6K Feb 25 17:26 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 255K 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 1679524436552

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=UtilityControlRoom-PT-Z4T4N08
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-22 22:33:58] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-22 22:33:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 22:33:58] [INFO ] Load time of PNML (sax parser for PT used): 68 ms
[2023-03-22 22:33:58] [INFO ] Transformed 302 places.
[2023-03-22 22:33:58] [INFO ] Transformed 600 transitions.
[2023-03-22 22:33:58] [INFO ] Parsed PT model containing 302 places and 600 transitions and 1928 arcs in 156 ms.
Discarding 192 transitions out of 600. Remains 408
Ensure Unique test removed 128 transitions
Reduce redundant transitions removed 128 transitions.
Built sparse matrix representations for Structural reductions in 8 ms.17855KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 302/302 places, 472/472 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
Drop transitions removed 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 0 with 32 rules applied. Total rules applied 32 place count 302 transition count 440
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 32 rules in 69 ms. Remains 302 /302 variables (removed 0) and now considering 440/472 (removed 32) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 69 ms. Remains : 302/302 places, 440/472 transitions.
Random walk for 1250000 steps, including 0 resets, run took 2872 ms (no deadlock found). (steps per millisecond=435 )
Random directed walk for 1250005 steps, including 0 resets, run took 2964 ms (no deadlock found). (steps per millisecond=421 )
// Phase 1: matrix 440 rows 302 cols
[2023-03-22 22:34:04] [INFO ] Computed 19 place invariants in 18 ms
[2023-03-22 22:34:04] [INFO ] [Real]Absence check using 19 positive place invariants in 11 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 302/302 places, 600/600 transitions.
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 0 with 256 rules applied. Total rules applied 256 place count 302 transition count 344
Reduce places removed 128 places and 0 transitions.
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 1 with 160 rules applied. Total rules applied 416 place count 174 transition count 312
Performed 32 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 32 Pre rules applied. Total rules applied 416 place count 174 transition count 280
Deduced a syphon composed of 32 places in 1 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 2 with 64 rules applied. Total rules applied 480 place count 142 transition count 280
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 512 place count 126 transition count 264
Applied a total of 512 rules in 20 ms. Remains 126 /302 variables (removed 176) and now considering 264/600 (removed 336) transitions.
// Phase 1: matrix 264 rows 126 cols
[2023-03-22 22:34:04] [INFO ] Computed 19 place invariants in 3 ms
[2023-03-22 22:34:05] [INFO ] Implicit Places using invariants in 260 ms returned [76, 77]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 264 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 124/302 places, 264/600 transitions.
Performed 32 Post agglomeration using F-continuation condition.Transition count delta: 32
Deduced a syphon composed of 32 places in 0 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 0 with 64 rules applied. Total rules applied 64 place count 92 transition count 232
Applied a total of 64 rules in 5 ms. Remains 92 /124 variables (removed 32) and now considering 232/264 (removed 32) transitions.
// Phase 1: matrix 232 rows 92 cols
[2023-03-22 22:34:05] [INFO ] Computed 17 place invariants in 1 ms
[2023-03-22 22:34:05] [INFO ] Implicit Places using invariants in 122 ms returned []
[2023-03-22 22:34:05] [INFO ] Invariant cache hit.
[2023-03-22 22:34:05] [INFO ] Implicit Places using invariants and state equation in 172 ms returned []
Implicit Place search using SMT with State Equation took 296 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 92/302 places, 232/600 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 585 ms. Remains : 92/302 places, 232/600 transitions.
Discarding 32 transitions out of 232. Remains 200
Initial state reduction rules removed 8 formulas.
Finished random walk after 1681 steps, including 0 resets, run visited all 192 properties in 151 ms. (steps per millisecond=11 )
Able to resolve query QuasiLiveness after proving 200 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 302/302 places, 600/600 transitions.
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 0 with 256 rules applied. Total rules applied 256 place count 302 transition count 344
Reduce places removed 128 places and 0 transitions.
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 1 with 160 rules applied. Total rules applied 416 place count 174 transition count 312
Performed 32 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 32 Pre rules applied. Total rules applied 416 place count 174 transition count 280
Deduced a syphon composed of 32 places in 0 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 2 with 64 rules applied. Total rules applied 480 place count 142 transition count 280
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 512 place count 126 transition count 264
Applied a total of 512 rules in 10 ms. Remains 126 /302 variables (removed 176) and now considering 264/600 (removed 336) transitions.
// Phase 1: matrix 264 rows 126 cols
[2023-03-22 22:34:05] [INFO ] Computed 19 place invariants in 1 ms
[2023-03-22 22:34:05] [INFO ] Implicit Places using invariants in 147 ms returned [76, 77]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 148 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 124/302 places, 264/600 transitions.
Performed 32 Post agglomeration using F-continuation condition.Transition count delta: 32
Deduced a syphon composed of 32 places in 0 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 0 with 64 rules applied. Total rules applied 64 place count 92 transition count 232
Applied a total of 64 rules in 5 ms. Remains 92 /124 variables (removed 32) and now considering 232/264 (removed 32) transitions.
// Phase 1: matrix 232 rows 92 cols
[2023-03-22 22:34:05] [INFO ] Computed 17 place invariants in 1 ms
[2023-03-22 22:34:05] [INFO ] Implicit Places using invariants in 64 ms returned []
[2023-03-22 22:34:05] [INFO ] Invariant cache hit.
[2023-03-22 22:34:05] [INFO ] Implicit Places using invariants and state equation in 131 ms returned []
Implicit Place search using SMT with State Equation took 197 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 92/302 places, 232/600 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 360 ms. Remains : 92/302 places, 232/600 transitions.
Discarding 32 transitions out of 232. Remains 200
Unable to solve all queries for examination Liveness. Remains :200 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 200 properties from file /home/mcc/execution/Liveness.xml in 0 ms.
Working with output stream class java.io.PrintStream
Total runtime 7616 ms.
starting LoLA
BK_INPUT UtilityControlRoom-PT-Z4T4N08
BK_EXAMINATION: Liveness
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution
GlobalProperty: Liveness

BK_STOP 1679525114191

--------------------
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
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/home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin//../BenchKit_head.sh: line 63: 476 Killed lola --conf=$BIN_DIR/configfiles/globalconf --check=Liveness $DIR/model.pnml

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="UtilityControlRoom-PT-Z4T4N08"
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 UtilityControlRoom-PT-Z4T4N08, 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-167912725400759"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-PT-Z4T4N08.tgz
mv UtilityControlRoom-PT-Z4T4N08 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 ;