Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r055-tajo-167813706400107.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
......................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is BridgeAndVehicles-PT-V10P10N10, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r055-tajo-167813706400107
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.6M
-rw-r--r-- 1 mcc users 12K Feb 25 12:04 CTLCardinality.txt
-rw-r--r-- 1 mcc users 96K Feb 25 12:04 CTLCardinality.xml
-rw-r--r-- 1 mcc users 49K Feb 25 12:03 CTLFireability.txt
-rw-r--r-- 1 mcc users 218K Feb 25 12:03 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.1K Feb 25 15:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Feb 25 15:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 18K Feb 25 15:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 62K Feb 25 15:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 26K Feb 25 12:09 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 193K Feb 25 12:09 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 118K Feb 25 12:08 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 526K Feb 25 12:08 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 15:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.3K Feb 25 15:35 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 223K Mar 5 18:22 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 1679034276031

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=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=BridgeAndVehicles-PT-V10P10N10
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-17 06:24:38] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-17 06:24:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 06:24:38] [INFO ] Load time of PNML (sax parser for PT used): 99 ms
[2023-03-17 06:24:38] [INFO ] Transformed 48 places.
[2023-03-17 06:24:38] [INFO ] Transformed 288 transitions.
[2023-03-17 06:24:38] [INFO ] Parsed PT model containing 48 places and 288 transitions and 2090 arcs in 236 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 48/48 places, 288/288 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 46 transition count 288
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 7 place count 43 transition count 286
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 11 place count 41 transition count 284
Applied a total of 11 rules in 49 ms. Remains 41 /48 variables (removed 7) and now considering 284/288 (removed 4) transitions.
[2023-03-17 06:24:38] [INFO ] Flow matrix only has 86 transitions (discarded 198 similar events)
// Phase 1: matrix 86 rows 41 cols
[2023-03-17 06:24:38] [INFO ] Computed 4 place invariants in 7 ms
[2023-03-17 06:24:38] [INFO ] Implicit Places using invariants in 360 ms returned []
[2023-03-17 06:24:38] [INFO ] Flow matrix only has 86 transitions (discarded 198 similar events)
[2023-03-17 06:24:38] [INFO ] Invariant cache hit.
[2023-03-17 06:24:39] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-17 06:24:39] [INFO ] Implicit Places using invariants and state equation in 211 ms returned [12, 26]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 607 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 39/48 places, 284/288 transitions.
Applied a total of 0 rules in 17 ms. Remains 39 /39 variables (removed 0) and now considering 284/284 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 674 ms. Remains : 39/48 places, 284/288 transitions.
Initial state reduction rules removed 3 formulas.
Incomplete random walk after 10000 steps, including 155 resets, run finished after 729 ms. (steps per millisecond=13 ) properties (out of 281) seen :100
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 1 ms. (steps per millisecond=101 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=6 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=14 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 181) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 181) seen :0
Running SMT prover for 181 properties.
[2023-03-17 06:24:40] [INFO ] Flow matrix only has 86 transitions (discarded 198 similar events)
// Phase 1: matrix 86 rows 39 cols
[2023-03-17 06:24:40] [INFO ] Computed 4 place invariants in 4 ms
[2023-03-17 06:24:41] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-17 06:24:42] [INFO ] After 2171ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0 real:179
[2023-03-17 06:24:43] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-17 06:24:44] [INFO ] After 1061ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :179
[2023-03-17 06:24:44] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-17 06:24:45] [INFO ] After 1331ms SMT Verify possible using 22 Read/Feed constraints in natural domain returned unsat :2 sat :179
[2023-03-17 06:24:45] [INFO ] Deduced a trap composed of 13 places in 81 ms of which 9 ms to minimize.
[2023-03-17 06:24:45] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 86 ms
[2023-03-17 06:24:47] [INFO ] After 3373ms SMT Verify possible using trap constraints in natural domain returned unsat :12 sat :169
Attempting to minimize the solution found.
Minimization took 1906 ms.
[2023-03-17 06:24:49] [INFO ] After 6921ms SMT Verify possible using all constraints in natural domain returned unsat :12 sat :169
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK STRUCTURAL_REDUCTION TOPOLOGICAL INITIAL_STATE SAT_SMT
Total runtime 11516 ms.
ITS solved all properties within timeout

BK_STOP 1679034289990

--------------------
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_1.0.0.202303021504.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="BridgeAndVehicles-PT-V10P10N10"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is BridgeAndVehicles-PT-V10P10N10, 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 r055-tajo-167813706400107"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V10P10N10.tgz
mv BridgeAndVehicles-PT-V10P10N10 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 ;