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.r532-smll-171683811100245.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)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is SmallOperatingSystem-PT-MT0256DC0064, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r532-smll-171683811100245
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 408K
-rw-r--r-- 1 mcc users 8.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.1K Apr 23 07:57 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 23 07:57 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 23 07:57 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 23 07:57 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.6K Apr 12 14:13 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 55K Apr 12 14:13 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 12 14:13 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K Apr 12 14:13 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Apr 23 07:57 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K Apr 23 07:57 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 13 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 8.1K May 18 16:43 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 SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-00
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-01
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-02
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-03
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-04
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-05
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-06
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-07
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-08
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-09
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-10
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-11
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-12
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-13
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-14
FORMULA_NAME SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1717254964976

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SmallOperatingSystem-PT-MT0256DC0064
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 15:16:07] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-06-01 15:16:07] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 15:16:07] [INFO ] Load time of PNML (sax parser for PT used): 63 ms
[2024-06-01 15:16:07] [INFO ] Transformed 9 places.
[2024-06-01 15:16:07] [INFO ] Transformed 8 transitions.
[2024-06-01 15:16:07] [INFO ] Parsed PT model containing 9 places and 8 transitions and 27 arcs in 280 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 18 ms.
Reduction of identical properties reduced properties to check from 16 to 8
Current structural bounds on expressions (Initially) : Max Seen:[256, 128, 0, 0, 0, 0, 256, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[256, 128, 0, 0, 0, 0, 256, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 8 rows 9 cols
[2024-06-01 15:16:07] [INFO ] Computed 4 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[256, 128, 0, 0, 0, 0, 256, 0] Max Struct:[256, 128, 256, 128, 256, 64, 256, 64]
FORMULA SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-11 256 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-09 128 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-14 128 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-15 128 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-01 128 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-00 256 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 10114 steps (2 resets) in 20 ms. (481 steps per ms)
FORMULA SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-12 64 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-10 64 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-07 256 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-08 256 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-06 256 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-04 128 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-03 128 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 10000 steps (2 resets) in 19 ms. (500 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[191] Max Struct:[256]
[2024-06-01 15:16:08] [INFO ] Invariant cache hit.
[2024-06-01 15:16:08] [INFO ] [Real]Absence check using 4 positive place invariants in 11 ms returned sat
[2024-06-01 15:16:08] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2024-06-01 15:16:08] [INFO ] Computed and/alt/rep : 7/10/7 causal constraints (skipped 0 transitions) in 12 ms.
[2024-06-01 15:16:08] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 15:16:08] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2024-06-01 15:16:08] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2024-06-01 15:16:08] [INFO ] Computed and/alt/rep : 7/10/7 causal constraints (skipped 0 transitions) in 4 ms.
[2024-06-01 15:16:08] [INFO ] Added : 6 causal constraints over 2 iterations in 37 ms. Result :sat
Minimization took 23 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[191] Max Struct:[256]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[256] Max Struct:[256]
Support contains 1 out of 9 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 9/9 places, 8/8 transitions.
Ensure Unique test removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 8 transition count 7
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 7 transition count 6
Reduce places removed 2 places and 0 transitions.
Graph (trivial) has 2 edges and 5 vertex of which 2 / 5 are part of one of the 1 SCC in 4 ms
Free SCC test removed 1 places
Iterating post reduction 2 with 3 rules applied. Total rules applied 7 place count 4 transition count 6
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 9 place count 4 transition count 4
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 10 place count 4 transition count 4
Applied a total of 10 rules in 72 ms. Remains 4 /9 variables (removed 5) and now considering 4/8 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 94 ms. Remains : 4/9 places, 4/8 transitions.
// Phase 1: matrix 4 rows 4 cols
[2024-06-01 15:16:09] [INFO ] Computed 2 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[256] Max Struct:[256]
FORMULA SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-05 256 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-13 256 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmallOperatingSystem-PT-MT0256DC0064-UpperBounds-02 256 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000217 steps (2 resets) in 313 ms. (3185 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 5 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 1981 ms.
ITS solved all properties within timeout

BK_STOP 1717254969504

--------------------
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_1.0.0.202405141337.jar
+ 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="SmallOperatingSystem-PT-MT0256DC0064"
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 SmallOperatingSystem-PT-MT0256DC0064, 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 r532-smll-171683811100245"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SmallOperatingSystem-PT-MT0256DC0064.tgz
mv SmallOperatingSystem-PT-MT0256DC0064 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 ;