Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r488-tall-171631133200685.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is DrinkVendingMachine-COL-48, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r488-tall-171631133200685
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 512K
-rw-r--r-- 1 mcc users 7.4K Apr 12 23:09 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Apr 12 23:09 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Apr 12 23:09 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Apr 12 23:09 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.2K Apr 22 14:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 22 14:42 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Apr 22 14:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:42 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Apr 12 23:09 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 145K Apr 12 23:09 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Apr 12 23:09 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 69K Apr 12 23:09 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 22 14:42 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 22 14:42 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_pt
-rw-r--r-- 1 mcc users 3 May 18 16:42 instance
-rw-r--r-- 1 mcc users 5 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 34K May 18 16:42 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME DrinkVendingMachine-COL-48-UpperBounds-00
FORMULA_NAME DrinkVendingMachine-COL-48-UpperBounds-01
FORMULA_NAME DrinkVendingMachine-COL-48-UpperBounds-02
FORMULA_NAME DrinkVendingMachine-COL-48-UpperBounds-03
FORMULA_NAME DrinkVendingMachine-COL-48-UpperBounds-04
FORMULA_NAME DrinkVendingMachine-COL-48-UpperBounds-05
FORMULA_NAME DrinkVendingMachine-COL-48-UpperBounds-06
FORMULA_NAME DrinkVendingMachine-COL-48-UpperBounds-07
FORMULA_NAME DrinkVendingMachine-COL-48-UpperBounds-08
FORMULA_NAME DrinkVendingMachine-COL-48-UpperBounds-09
FORMULA_NAME DrinkVendingMachine-COL-48-UpperBounds-10
FORMULA_NAME DrinkVendingMachine-COL-48-UpperBounds-11
FORMULA_NAME DrinkVendingMachine-COL-48-UpperBounds-12
FORMULA_NAME DrinkVendingMachine-COL-48-UpperBounds-13
FORMULA_NAME DrinkVendingMachine-COL-48-UpperBounds-14
FORMULA_NAME DrinkVendingMachine-COL-48-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1717203640105

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DrinkVendingMachine-COL-48
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 01:00:41] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-06-01 01:00:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 01:00:41] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2024-06-01 01:00:41] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-06-01 01:00:41] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 564 ms
[2024-06-01 01:00:41] [INFO ] Imported 6 HL places and 7 HL transitions for a total of 576 PT places and 1.040901408E9 transition bindings in 18 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 5 ms.
Reduction of identical properties reduced properties to check from 16 to 6
[2024-06-01 01:00:41] [INFO ] Built PT skeleton of HLPN with 6 places and 7 transitions 28 arcs in 3 ms.
[2024-06-01 01:00:41] [INFO ] Skeletonized 6 HLPN properties in 1 ms.
// Phase 1: matrix 7 rows 6 cols
[2024-06-01 01:00:42] [INFO ] Computed 3 invariants in 8 ms
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[0, 48, 0, 48, 192, 0] Max Struct:[192, 48, 48, 48, 192, 48]
FORMULA DrinkVendingMachine-COL-48-UpperBounds-06 192 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA DrinkVendingMachine-COL-48-UpperBounds-08 192 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA DrinkVendingMachine-COL-48-UpperBounds-04 192 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA DrinkVendingMachine-COL-48-UpperBounds-07 48 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA DrinkVendingMachine-COL-48-UpperBounds-12 48 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA DrinkVendingMachine-COL-48-UpperBounds-03 48 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA DrinkVendingMachine-COL-48-UpperBounds-09 48 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA DrinkVendingMachine-COL-48-UpperBounds-13 48 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA DrinkVendingMachine-COL-48-UpperBounds-01 48 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2024-06-01 01:00:42] [INFO ] Invariant cache hit.
[2024-06-01 01:00:42] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-06-01 01:00:42] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2024-06-01 01:00:42] [INFO ] Computed and/alt/rep : 3/11/3 causal constraints (skipped 0 transitions) in 3 ms.
[2024-06-01 01:00:42] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 01:00:42] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 01:00:42] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2024-06-01 01:00:42] [INFO ] Computed and/alt/rep : 3/11/3 causal constraints (skipped 0 transitions) in 4 ms.
[2024-06-01 01:00:42] [INFO ] Added : 3 causal constraints over 2 iterations in 12 ms. Result :sat
Minimization took 6 ms.
[2024-06-01 01:00:42] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-06-01 01:00:42] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-06-01 01:00:42] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 01:00:42] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 01:00:42] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-06-01 01:00:42] [INFO ] Computed and/alt/rep : 3/11/3 causal constraints (skipped 0 transitions) in 1 ms.
[2024-06-01 01:00:42] [INFO ] Added : 3 causal constraints over 2 iterations in 7 ms. Result :sat
Minimization took 3 ms.
[2024-06-01 01:00:42] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 01:00:42] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-06-01 01:00:42] [INFO ] Computed and/alt/rep : 3/11/3 causal constraints (skipped 0 transitions) in 3 ms.
[2024-06-01 01:00:42] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 01:00:42] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 01:00:42] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2024-06-01 01:00:42] [INFO ] Computed and/alt/rep : 3/11/3 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-01 01:00:42] [INFO ] Added : 2 causal constraints over 1 iterations in 9 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[0, 0, 0] Max Struct:[192, 48, 48]
Symmetric sort wr.t. initial and guards and successors and join/free detected :Quality
Symmetric sort wr.t. initial detected :Quality
Transition elaborate3 : guard parameter $x(Quality:192) in guard (AND (GT $x 143) (LEQ $x 191))introduces in Quality(192) partition with 2 elements
Transition elaborate2 : guard parameter $x(Quality:192) in guard (AND (GT $x 95) (LEQ $x 143))introduces in Quality(192) partition with 2 elements
Transition elaborate1 : guard parameter $x(Quality:192) in guard (AND (GT $x 47) (LEQ $x 95))introduces in Quality(192) partition with 2 elements
Transition elaborate0 : guard parameter $x(Quality:192) in guard (LEQ $x 47)introduces in Quality(192) partition with 2 elements
Sort wr.t. initial and guards Quality has partition 4
Applying symmetric unfolding of partitioned symmetric sort :Quality domain size was 192 reducing to 4 values.
For transition elaborate3:(AND (GT $x 143) (LEQ $x 191)) -> (EQ $x 3)
For transition elaborate2:(AND (GT $x 95) (LEQ $x 143)) -> (EQ $x 2)
For transition elaborate1:(AND (GT $x 47) (LEQ $x 95)) -> (EQ $x 1)
For transition elaborate0:(LEQ $x 47) -> (EQ $x 0)
Symmetric sort wr.t. initial and guards and successors and join/free detected :Options
Symmetric sort wr.t. initial detected :Options
Symmetric sort wr.t. initial and guards detected :Options
Applying symmetric unfolding of full symmetric sort :Options domain size was 48
Symmetric sort wr.t. initial and guards and successors and join/free detected :Products
Symmetric sort wr.t. initial detected :Products
Symmetric sort wr.t. initial and guards detected :Products
Applying symmetric unfolding of full symmetric sort :Products domain size was 48
[2024-06-01 01:00:42] [INFO ] Unfolded HLPN to a Petri net with 12 places and 10 transitions 34 arcs in 39 ms.
[2024-06-01 01:00:42] [INFO ] Unfolded 3 HLPN properties in 0 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0] Max Struct:[+inf, +inf, +inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0, 0, 0] Max Struct:[192, 48, 48]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0] Max Struct:[192, 48, 48]
// Phase 1: matrix 10 rows 12 cols
[2024-06-01 01:00:42] [INFO ] Computed 6 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0] Max Struct:[192, 48, 48]
RANDOM walk for 10006 steps (2 resets) in 11 ms. (833 steps per ms)
FORMULA DrinkVendingMachine-COL-48-UpperBounds-11 48 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DrinkVendingMachine-COL-48-UpperBounds-14 48 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DrinkVendingMachine-COL-48-UpperBounds-15 48 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DrinkVendingMachine-COL-48-UpperBounds-10 48 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DrinkVendingMachine-COL-48-UpperBounds-05 48 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DrinkVendingMachine-COL-48-UpperBounds-02 48 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 10001 steps (2 resets) in 11 ms. (833 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[158] Max Struct:[192]
[2024-06-01 01:00:42] [INFO ] Invariant cache hit.
[2024-06-01 01:00:42] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2024-06-01 01:00:42] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2024-06-01 01:00:42] [INFO ] Computed and/alt/rep : 6/11/6 causal constraints (skipped 0 transitions) in 4 ms.
[2024-06-01 01:00:42] [INFO ] Added : 2 causal constraints over 1 iterations in 13 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[158] Max Struct:[192]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[192] Max Struct:[192]
Support contains 4 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 10/10 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 8 transition count 8
Applied a total of 6 rules in 20 ms. Remains 8 /12 variables (removed 4) and now considering 8/10 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 8/12 places, 8/10 transitions.
// Phase 1: matrix 8 rows 8 cols
[2024-06-01 01:00:42] [INFO ] Computed 4 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[192] Max Struct:[192]
FORMULA DrinkVendingMachine-COL-48-UpperBounds-00 192 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000035 steps (2 resets) in 225 ms. (4424 steps per ms)
BEST_FIRST walk for 0 steps (0 resets) in 0 ms. (0 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 1728 ms.
ITS solved all properties within timeout

BK_STOP 1717203643036

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -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="DrinkVendingMachine-COL-48"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 2-5568"
echo " Executing tool ltsminxred"
echo " Input is DrinkVendingMachine-COL-48, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r488-tall-171631133200685"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DrinkVendingMachine-COL-48.tgz
mv DrinkVendingMachine-COL-48 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;