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.r405-oct2-167903725200077.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 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 ShieldIIPs-PT-030B, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r405-oct2-167903725200077
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 956K
-rw-r--r-- 1 mcc users 6.4K Feb 25 16:25 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K Feb 25 16:25 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.1K Feb 25 16:25 CTLFireability.txt
-rw-r--r-- 1 mcc users 69K Feb 25 16:25 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:55 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:55 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:55 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:55 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 16:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 139K Feb 25 16:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Feb 25 16:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 46K Feb 25 16:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:55 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:55 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 503K 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1679750045127

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=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ShieldIIPs-PT-030B
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-25 13:14:08] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-25 13:14:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-25 13:14:08] [INFO ] Load time of PNML (sax parser for PT used): 231 ms
[2023-03-25 13:14:08] [INFO ] Transformed 1803 places.
[2023-03-25 13:14:09] [INFO ] Transformed 1773 transitions.
[2023-03-25 13:14:09] [INFO ] Found NUPN structural information;
[2023-03-25 13:14:09] [INFO ] Parsed PT model containing 1803 places and 1773 transitions and 5346 arcs in 483 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1803/1803 places, 1773/1773 transitions.
Drop transitions removed 151 transitions
Trivial Post-agglo rules discarded 151 transitions
Performed 151 trivial Post agglomeration. Transition count delta: 151
Iterating post reduction 0 with 151 rules applied. Total rules applied 151 place count 1803 transition count 1622
Reduce places removed 151 places and 0 transitions.
Iterating post reduction 1 with 151 rules applied. Total rules applied 302 place count 1652 transition count 1622
Performed 151 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 151 Pre rules applied. Total rules applied 302 place count 1652 transition count 1471
Deduced a syphon composed of 151 places in 24 ms
Reduce places removed 151 places and 0 transitions.
Iterating global reduction 2 with 302 rules applied. Total rules applied 604 place count 1501 transition count 1471
Performed 720 Post agglomeration using F-continuation condition.Transition count delta: 720
Deduced a syphon composed of 720 places in 6 ms
Reduce places removed 720 places and 0 transitions.
Iterating global reduction 2 with 1440 rules applied. Total rules applied 2044 place count 781 transition count 751
Renaming transitions due to excessive name length > 1024 char.
Applied a total of 2044 rules in 435 ms. Remains 781 /1803 variables (removed 1022) and now considering 751/1773 (removed 1022) transitions.
// Phase 1: matrix 751 rows 781 cols
[2023-03-25 13:14:09] [INFO ] Computed 271 place invariants in 25 ms
[2023-03-25 13:14:10] [INFO ] Implicit Places using invariants in 980 ms returned []
[2023-03-25 13:14:10] [INFO ] Invariant cache hit.
[2023-03-25 13:14:11] [INFO ] State equation strengthened by 4 read => feed constraints.
[2023-03-25 13:14:12] [INFO ] Implicit Places using invariants and state equation in 1575 ms returned [766]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 2630 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 780/1803 places, 751/1773 transitions.
Applied a total of 0 rules in 22 ms. Remains 780 /780 variables (removed 0) and now considering 751/751 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 3088 ms. Remains : 780/1803 places, 751/1773 transitions.
Discarding 180 transitions out of 751. Remains 571
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 6 resets, run finished after 600 ms. (steps per millisecond=16 ) properties (out of 570) seen :550
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 20) seen :0
Running SMT prover for 20 properties.
// Phase 1: matrix 751 rows 780 cols
[2023-03-25 13:14:13] [INFO ] Computed 270 place invariants in 5 ms
[2023-03-25 13:14:13] [INFO ] [Real]Absence check using 270 positive place invariants in 102 ms returned sat
[2023-03-25 13:14:15] [INFO ] After 2602ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:20
[2023-03-25 13:14:16] [INFO ] [Nat]Absence check using 270 positive place invariants in 144 ms returned sat
[2023-03-25 13:14:18] [INFO ] After 1616ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :20
[2023-03-25 13:14:18] [INFO ] Deduced a trap composed of 4 places in 109 ms of which 4 ms to minimize.
[2023-03-25 13:14:18] [INFO ] Deduced a trap composed of 4 places in 55 ms of which 4 ms to minimize.
[2023-03-25 13:14:18] [INFO ] Deduced a trap composed of 4 places in 66 ms of which 0 ms to minimize.
[2023-03-25 13:14:19] [INFO ] Deduced a trap composed of 4 places in 39 ms of which 3 ms to minimize.
[2023-03-25 13:14:19] [INFO ] Deduced a trap composed of 4 places in 49 ms of which 1 ms to minimize.
[2023-03-25 13:14:19] [INFO ] Deduced a trap composed of 4 places in 38 ms of which 0 ms to minimize.
[2023-03-25 13:14:19] [INFO ] Deduced a trap composed of 11 places in 35 ms of which 11 ms to minimize.
[2023-03-25 13:14:19] [INFO ] Deduced a trap composed of 11 places in 65 ms of which 0 ms to minimize.
[2023-03-25 13:14:19] [INFO ] Deduced a trap composed of 4 places in 28 ms of which 0 ms to minimize.
[2023-03-25 13:14:19] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 824 ms
[2023-03-25 13:14:20] [INFO ] Deduced a trap composed of 17 places in 431 ms of which 0 ms to minimize.
[2023-03-25 13:14:20] [INFO ] Deduced a trap composed of 19 places in 101 ms of which 0 ms to minimize.
[2023-03-25 13:14:20] [INFO ] Deduced a trap composed of 17 places in 82 ms of which 1 ms to minimize.
[2023-03-25 13:14:20] [INFO ] Deduced a trap composed of 19 places in 150 ms of which 2 ms to minimize.
[2023-03-25 13:14:20] [INFO ] Deduced a trap composed of 19 places in 70 ms of which 1 ms to minimize.
[2023-03-25 13:14:20] [INFO ] Deduced a trap composed of 18 places in 55 ms of which 1 ms to minimize.
[2023-03-25 13:14:20] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1222 ms
[2023-03-25 13:14:21] [INFO ] Deduced a trap composed of 4 places in 122 ms of which 0 ms to minimize.
[2023-03-25 13:14:21] [INFO ] Deduced a trap composed of 4 places in 661 ms of which 26 ms to minimize.
[2023-03-25 13:14:22] [INFO ] Deduced a trap composed of 4 places in 89 ms of which 1 ms to minimize.
[2023-03-25 13:14:22] [INFO ] Deduced a trap composed of 4 places in 514 ms of which 0 ms to minimize.
[2023-03-25 13:14:22] [INFO ] Deduced a trap composed of 4 places in 71 ms of which 1 ms to minimize.
[2023-03-25 13:14:22] [INFO ] Deduced a trap composed of 4 places in 79 ms of which 0 ms to minimize.
[2023-03-25 13:14:22] [INFO ] Deduced a trap composed of 4 places in 71 ms of which 1 ms to minimize.
[2023-03-25 13:14:22] [INFO ] Deduced a trap composed of 4 places in 70 ms of which 0 ms to minimize.
[2023-03-25 13:14:23] [INFO ] Deduced a trap composed of 9 places in 59 ms of which 1 ms to minimize.
[2023-03-25 13:14:23] [INFO ] Deduced a trap composed of 4 places in 101 ms of which 1 ms to minimize.
[2023-03-25 13:14:23] [INFO ] Deduced a trap composed of 15 places in 93 ms of which 0 ms to minimize.
[2023-03-25 13:14:23] [INFO ] Deduced a trap composed of 17 places in 128 ms of which 0 ms to minimize.
[2023-03-25 13:14:23] [INFO ] Trap strengthening (SAT) tested/added 13/12 trap constraints in 2510 ms
[2023-03-25 13:14:23] [INFO ] Deduced a trap composed of 4 places in 70 ms of which 0 ms to minimize.
[2023-03-25 13:14:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 138 ms
[2023-03-25 13:14:24] [INFO ] Deduced a trap composed of 9 places in 102 ms of which 0 ms to minimize.
[2023-03-25 13:14:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 200 ms
[2023-03-25 13:14:24] [INFO ] Deduced a trap composed of 4 places in 74 ms of which 1 ms to minimize.
[2023-03-25 13:14:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 170 ms
[2023-03-25 13:14:24] [INFO ] Deduced a trap composed of 4 places in 107 ms of which 0 ms to minimize.
[2023-03-25 13:14:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 221 ms
[2023-03-25 13:14:24] [INFO ] Deduced a trap composed of 4 places in 56 ms of which 1 ms to minimize.
[2023-03-25 13:14:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 177 ms
[2023-03-25 13:14:25] [INFO ] Deduced a trap composed of 14 places in 75 ms of which 0 ms to minimize.
[2023-03-25 13:14:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 203 ms
[2023-03-25 13:14:25] [INFO ] Deduced a trap composed of 4 places in 113 ms of which 11 ms to minimize.
[2023-03-25 13:14:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 223 ms
[2023-03-25 13:14:25] [INFO ] Deduced a trap composed of 15 places in 79 ms of which 2 ms to minimize.
[2023-03-25 13:14:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 173 ms
[2023-03-25 13:14:25] [INFO ] Deduced a trap composed of 4 places in 64 ms of which 1 ms to minimize.
[2023-03-25 13:14:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 181 ms
[2023-03-25 13:14:26] [INFO ] Deduced a trap composed of 18 places in 68 ms of which 1 ms to minimize.
[2023-03-25 13:14:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 176 ms
[2023-03-25 13:14:26] [INFO ] Deduced a trap composed of 4 places in 105 ms of which 1 ms to minimize.
[2023-03-25 13:14:26] [INFO ] Deduced a trap composed of 15 places in 95 ms of which 1 ms to minimize.
[2023-03-25 13:14:26] [INFO ] Deduced a trap composed of 9 places in 65 ms of which 3 ms to minimize.
[2023-03-25 13:14:26] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 493 ms
[2023-03-25 13:14:26] [INFO ] After 9944ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :20
Attempting to minimize the solution found.
Minimization took 1456 ms.
[2023-03-25 13:14:28] [INFO ] After 12796ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :20
Parikh walk visited 4 properties in 9407 ms.
Support contains 48 out of 780 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 780/780 places, 751/751 transitions.
Discarding 30 places :
Symmetric choice reduction at 0 with 30 rule applications. Total rules 30 place count 750 transition count 721
Iterating global reduction 0 with 30 rules applied. Total rules applied 60 place count 750 transition count 721
Partial Free-agglomeration rule applied 177 times.
Drop transitions removed 177 transitions
Iterating global reduction 0 with 177 rules applied. Total rules applied 237 place count 750 transition count 721
Applied a total of 237 rules in 113 ms. Remains 750 /780 variables (removed 30) and now considering 721/751 (removed 30) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 113 ms. Remains : 750/780 places, 721/751 transitions.
Finished random walk after 5529 steps, including 2 resets, run visited all 16 properties in 208 ms. (steps per millisecond=26 )
Able to resolve query QuasiLiveness after proving 571 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 29703 ms.
ITS solved all properties within timeout

BK_STOP 1679750078377

--------------------
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 QuasiLiveness -timeout 180 -rebuildPNML

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="ShieldIIPs-PT-030B"
export BK_EXAMINATION="QuasiLiveness"
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 ShieldIIPs-PT-030B, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r405-oct2-167903725200077"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldIIPs-PT-030B.tgz
mv ShieldIIPs-PT-030B execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;