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.r341-tall-167889214100489.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 Ring-PT-none, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r341-tall-167889214100489
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 532K
-rw-r--r-- 1 mcc users 7.7K Feb 26 10:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K Feb 26 10:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.4K Feb 26 10:15 CTLFireability.txt
-rw-r--r-- 1 mcc users 37K Feb 26 10:15 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 16:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 16:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 16:45 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:45 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 10:18 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 131K Feb 26 10:18 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 26 10:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 97K Feb 26 10:17 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Feb 25 16:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:45 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 47K 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 1679108198592

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=Ring-PT-none
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-18 02:56:40] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-18 02:56:40] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 02:56:40] [INFO ] Load time of PNML (sax parser for PT used): 42 ms
[2023-03-18 02:56:40] [INFO ] Transformed 139 places.
[2023-03-18 02:56:40] [INFO ] Transformed 87 transitions.
[2023-03-18 02:56:40] [INFO ] Found NUPN structural information;
[2023-03-18 02:56:40] [INFO ] Parsed PT model containing 139 places and 87 transitions and 410 arcs in 103 ms.
Reduce places removed 6 places and 0 transitions.
Built sparse matrix representations for Structural reductions in 5 ms.27676KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 133/133 places, 87/87 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 18 ms. Remains 133 /133 variables (removed 0) and now considering 87/87 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 18 ms. Remains : 133/133 places, 87/87 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 133/133 places, 87/87 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 5 ms. Remains 133 /133 variables (removed 0) and now considering 87/87 (removed 0) transitions.
// Phase 1: matrix 87 rows 133 cols
[2023-03-18 02:56:40] [INFO ] Computed 58 place invariants in 8 ms
[2023-03-18 02:56:40] [INFO ] Implicit Places using invariants in 208 ms returned []
[2023-03-18 02:56:40] [INFO ] Invariant cache hit.
[2023-03-18 02:56:40] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 333 ms to find 0 implicit places.
[2023-03-18 02:56:40] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-18 02:56:40] [INFO ] Invariant cache hit.
[2023-03-18 02:56:40] [INFO ] Dead Transitions using invariants and state equation in 85 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 432 ms. Remains : 133/133 places, 87/87 transitions.
Random walk for 1250000 steps, including 0 resets, run took 2802 ms (no deadlock found). (steps per millisecond=446 )
Random directed walk for 1250001 steps, including 0 resets, run took 2230 ms (no deadlock found). (steps per millisecond=560 )
[2023-03-18 02:56:45] [INFO ] Invariant cache hit.
[2023-03-18 02:56:45] [INFO ] [Real]Absence check using 54 positive place invariants in 8 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 139/139 places, 87/87 transitions.
Reduce places removed 6 places and 0 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 11 rules applied. Total rules applied 11 place count 133 transition count 82
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 16 place count 128 transition count 82
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 16 place count 128 transition count 79
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 22 place count 125 transition count 79
Applied a total of 22 rules in 9 ms. Remains 125 /139 variables (removed 14) and now considering 79/87 (removed 8) transitions.
// Phase 1: matrix 79 rows 125 cols
[2023-03-18 02:56:45] [INFO ] Computed 58 place invariants in 6 ms
[2023-03-18 02:56:46] [INFO ] Implicit Places using invariants in 119 ms returned [3, 19, 21, 22, 27, 29, 31, 32, 33, 34, 35, 36, 37, 38, 39, 79, 82, 84]
Discarding 18 places :
Implicit Place search using SMT only with invariants took 123 ms to find 18 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 107/139 places, 79/87 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 107 transition count 78
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 106 transition count 78
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 14 place count 100 transition count 72
Applied a total of 14 rules in 7 ms. Remains 100 /107 variables (removed 7) and now considering 72/79 (removed 7) transitions.
// Phase 1: matrix 72 rows 100 cols
[2023-03-18 02:56:46] [INFO ] Computed 40 place invariants in 1 ms
[2023-03-18 02:56:46] [INFO ] Implicit Places using invariants in 82 ms returned []
[2023-03-18 02:56:46] [INFO ] Invariant cache hit.
[2023-03-18 02:56:46] [INFO ] Implicit Places using invariants and state equation in 101 ms returned []
Implicit Place search using SMT with State Equation took 184 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 100/139 places, 72/87 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 323 ms. Remains : 100/139 places, 72/87 transitions.
Discarding 6 transitions out of 72. Remains 66
Initial state reduction rules removed 6 formulas.
Finished random walk after 340 steps, including 0 resets, run visited all 60 properties in 39 ms. (steps per millisecond=8 )
Able to resolve query QuasiLiveness after proving 66 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 139/139 places, 87/87 transitions.
Reduce places removed 6 places and 0 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 11 rules applied. Total rules applied 11 place count 133 transition count 82
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 16 place count 128 transition count 82
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 16 place count 128 transition count 79
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 22 place count 125 transition count 79
Applied a total of 22 rules in 4 ms. Remains 125 /139 variables (removed 14) and now considering 79/87 (removed 8) transitions.
// Phase 1: matrix 79 rows 125 cols
[2023-03-18 02:56:46] [INFO ] Computed 58 place invariants in 1 ms
[2023-03-18 02:56:46] [INFO ] Implicit Places using invariants in 94 ms returned [3, 19, 21, 22, 27, 29, 31, 32, 33, 34, 35, 36, 37, 38, 39, 79, 82, 84]
Discarding 18 places :
Implicit Place search using SMT only with invariants took 96 ms to find 18 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 107/139 places, 79/87 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 107 transition count 78
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 106 transition count 78
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 14 place count 100 transition count 72
Applied a total of 14 rules in 4 ms. Remains 100 /107 variables (removed 7) and now considering 72/79 (removed 7) transitions.
// Phase 1: matrix 72 rows 100 cols
[2023-03-18 02:56:46] [INFO ] Computed 40 place invariants in 4 ms
[2023-03-18 02:56:46] [INFO ] Implicit Places using invariants in 67 ms returned []
[2023-03-18 02:56:46] [INFO ] Invariant cache hit.
[2023-03-18 02:56:46] [INFO ] Implicit Places using invariants and state equation in 102 ms returned []
Implicit Place search using SMT with State Equation took 170 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 100/139 places, 72/87 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 274 ms. Remains : 100/139 places, 72/87 transitions.
Discarding 6 transitions out of 72. Remains 66
Unable to solve all queries for examination Liveness. Remains :66 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 66 properties from file /home/mcc/execution/Liveness.xml in 0 ms.
Working with output stream class java.io.PrintStream
Total runtime 6366 ms.
starting LoLA
BK_INPUT Ring-PT-none
BK_EXAMINATION: Liveness
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution
GlobalProperty: Liveness

FORMULA Liveness FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679108211573

--------------------
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: ..... T1: false
lola: INDIVIDUAL RESULTS
lola: T1: false (by universal search)
lola: T3: void (by not produced)
lola: T5: void (by not produced)
lola: T6: void (by not produced)
lola: T7: void (by not produced)
lola: T8: void (by not produced)
lola: T9: void (by not produced)
lola: T10: void (by not produced)
lola: T11: void (by not produced)
lola: T12: void (by not produced)
lola: T13: void (by not produced)
lola: T14: void (by not produced)
lola: T15: void (by not produced)
lola: T16: void (by not produced)
lola: T17: void (by not produced)
lola: T18: void (by not produced)
lola: T19: void (by not produced)
lola: T20: void (by not produced)
lola: T21: void (by not produced)
lola: T22: void (by not produced)
lola: T23: void (by not produced)
lola: T24: void (by not produced)
lola: T25: void (by not produced)
lola: T26: void (by not produced)
lola: T27: void (by not produced)
lola: T28: void (by not produced)
lola: T29: void (by not produced)
lola: T30: void (by not produced)
lola: T31: void (by not produced)
lola: T32: void (by not produced)
lola: T33: void (by not produced)
lola: T34: void (by not produced)
lola: T35: void (by not produced)
lola: T36: void (by not produced)
lola: T37: void (by not produced)
lola: T38: void (by not produced)
lola: T40: void (by not produced)
lola: T41: void (by not produced)
lola: T42: void (by not produced)
lola: T44: void (by not produced)
lola: T45: void (by not produced)
lola: T46: void (by not produced)
lola: T48: void (by not produced)
lola: T49: void (by not produced)
lola: T50: void (by not produced)
lola: T51: void (by not produced)
lola: T52: void (by not produced)
lola: T54: void (by not produced)
lola: T55: void (by not produced)
lola: T56: void (by not produced)
lola: T57: void (by not produced)
lola: T59: void (by not produced)
lola: T60: void (by not produced)
lola: T62: void (by not produced)
lola: T63: void (by not produced)
lola: T64: void (by not produced)
lola: T65: void (by not produced)
lola: T66: void (by not produced)
lola: T67: void (by not produced)
lola: T68: void (by not produced)
lola: T69: void (by not produced)
lola: T70: void (by not produced)
lola: T71: void (by not produced)
lola: T72: void (by not produced)
lola: T73: void (by not produced)
lola: T74: void (by not produced)
lola: T75: void (by not produced)
lola: T76: void (by not produced)
lola: T77: void (by not produced)
lola: T78: void (by not produced)
lola: T79: void (by not produced)
lola: T80: void (by not produced)
lola: T81: void (by not produced)
lola: T82: void (by not produced)
lola: T83: void (by not produced)
lola: T84: void (by not produced)
lola: T85: void (by not produced)
lola: T86: void (by not produced)
lola: T87: void (by not produced)
lola: The net is not live
lola: Example for violating transition: T1

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="Ring-PT-none"
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 Ring-PT-none, 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 r341-tall-167889214100489"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Ring-PT-none.tgz
mv Ring-PT-none 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 ;