fond
Model Checking Contest 2024
14th edition, Geneva, Switzerland, June 25, 2024
Execution of r512-smll-171654407600405
Last Updated
July 7, 2024

About the Execution of LTSMin+red for Philosophers-COL-000050

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
369.483 13766.00 23758.00 186.80 50 50 50 50 50 25 50 50 25 50 50 50 50 25 50 50 normal

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.r512-smll-171654407600405.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 Philosophers-COL-000050, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r512-smll-171654407600405
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 400K
-rw-r--r-- 1 mcc users 6.4K Apr 13 09:59 CTLCardinality.txt
-rw-r--r-- 1 mcc users 64K Apr 13 09:59 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Apr 13 09:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Apr 13 09:53 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Apr 23 07:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 23 07:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 23 07:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 23 07:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 5.6K Apr 13 10:09 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 45K Apr 13 10:09 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 13 10:05 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 98K Apr 13 10:05 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 23 07:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:43 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 7 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 12K 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 Philosophers-COL-000050-UpperBounds-00
FORMULA_NAME Philosophers-COL-000050-UpperBounds-01
FORMULA_NAME Philosophers-COL-000050-UpperBounds-02
FORMULA_NAME Philosophers-COL-000050-UpperBounds-03
FORMULA_NAME Philosophers-COL-000050-UpperBounds-04
FORMULA_NAME Philosophers-COL-000050-UpperBounds-05
FORMULA_NAME Philosophers-COL-000050-UpperBounds-06
FORMULA_NAME Philosophers-COL-000050-UpperBounds-07
FORMULA_NAME Philosophers-COL-000050-UpperBounds-08
FORMULA_NAME Philosophers-COL-000050-UpperBounds-09
FORMULA_NAME Philosophers-COL-000050-UpperBounds-10
FORMULA_NAME Philosophers-COL-000050-UpperBounds-11
FORMULA_NAME Philosophers-COL-000050-UpperBounds-12
FORMULA_NAME Philosophers-COL-000050-UpperBounds-13
FORMULA_NAME Philosophers-COL-000050-UpperBounds-14
FORMULA_NAME Philosophers-COL-000050-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1717302466065

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Philosophers-COL-000050
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-02 04:27:48] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-06-02 04:27:48] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-02 04:27:48] [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.
[2024-06-02 04:27:49] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-06-02 04:27:50] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1149 ms
[2024-06-02 04:27:50] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 250 PT places and 250.0 transition bindings in 36 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 13 ms.
Reduction of identical properties reduced properties to check from 16 to 5
[2024-06-02 04:27:50] [INFO ] Built PT skeleton of HLPN with 5 places and 5 transitions 15 arcs in 12 ms.
[2024-06-02 04:27:50] [INFO ] Skeletonized 5 HLPN properties in 0 ms.
// Phase 1: matrix 5 rows 5 cols
[2024-06-02 04:27:50] [INFO ] Computed 2 invariants in 6 ms
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[0, 50, 50, 0, 0] Max Struct:[50, 50, 50, 25, 50]
FORMULA Philosophers-COL-000050-UpperBounds-11 50 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Philosophers-COL-000050-UpperBounds-03 50 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Philosophers-COL-000050-UpperBounds-07 50 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA Philosophers-COL-000050-UpperBounds-01 50 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2024-06-02 04:27:50] [INFO ] Invariant cache hit.
[2024-06-02 04:27:50] [INFO ] [Real]Absence check using 2 positive place invariants in 5 ms returned sat
[2024-06-02 04:27:50] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2024-06-02 04:27:50] [INFO ] Computed and/alt/rep : 3/4/3 causal constraints (skipped 0 transitions) in 5 ms.
[2024-06-02 04:27:50] [INFO ] Added : 0 causal constraints over 0 iterations in 23 ms. Result :sat
Minimization took 20 ms.
[2024-06-02 04:27:50] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2024-06-02 04:27:50] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2024-06-02 04:27:50] [INFO ] Computed and/alt/rep : 3/4/3 causal constraints (skipped 0 transitions) in 3 ms.
[2024-06-02 04:27:50] [INFO ] Added : 1 causal constraints over 1 iterations in 13 ms. Result :sat
Minimization took 5 ms.
[2024-06-02 04:27:50] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 04:27:50] [INFO ] [Nat]Absence check using 2 positive place invariants in 3 ms returned sat
[2024-06-02 04:27:50] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2024-06-02 04:27:50] [INFO ] Computed and/alt/rep : 3/4/3 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-02 04:27:50] [INFO ] Added : 1 causal constraints over 1 iterations in 12 ms. Result :sat
Minimization took 5 ms.
[2024-06-02 04:27:50] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2024-06-02 04:27:50] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2024-06-02 04:27:50] [INFO ] Computed and/alt/rep : 3/4/3 causal constraints (skipped 0 transitions) in 2 ms.
[2024-06-02 04:27:50] [INFO ] Added : 0 causal constraints over 0 iterations in 8 ms. Result :sat
Minimization took 4 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[0, 0, 0] Max Struct:[50, 25, 50]
Arc [1:1*[(MOD (ADD (MOD (MINUS $x 1) 50) 50) 50)]] contains successor/predecessor on variables of sort Philo
[2024-06-02 04:27:50] [INFO ] Unfolded HLPN to a Petri net with 250 places and 250 transitions 800 arcs in 57 ms.
[2024-06-02 04:27:50] [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:[50, 25, 50]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0] Max Struct:[50, 25, 50]
// Phase 1: matrix 250 rows 250 cols
[2024-06-02 04:27:50] [INFO ] Computed 100 invariants in 17 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0] Max Struct:[50, 25, 50]
RANDOM walk for 10000 steps (3 resets) in 187 ms. (53 steps per ms)
FORMULA Philosophers-COL-000050-UpperBounds-02 50 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Philosophers-COL-000050-UpperBounds-04 50 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Philosophers-COL-000050-UpperBounds-06 50 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Philosophers-COL-000050-UpperBounds-12 50 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Philosophers-COL-000050-UpperBounds-15 50 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Philosophers-COL-000050-UpperBounds-00 50 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 20002 steps (6 resets) in 124 ms. (160 steps per ms)
FORMULA Philosophers-COL-000050-UpperBounds-10 50 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-COL-000050-UpperBounds-14 50 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-COL-000050-UpperBounds-09 50 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Current structural bounds on expressions (after WALK) : Max Seen:[12] Max Struct:[25]
[2024-06-02 04:27:51] [INFO ] Invariant cache hit.
[2024-06-02 04:27:51] [INFO ] [Real]Absence check using 100 positive place invariants in 51 ms returned sat
[2024-06-02 04:27:51] [INFO ] [Real]Absence check using state equation in 204 ms returned sat
[2024-06-02 04:27:51] [INFO ] Computed and/alt/rep : 150/200/150 causal constraints (skipped 0 transitions) in 119 ms.
[2024-06-02 04:27:52] [INFO ] Added : 13 causal constraints over 3 iterations in 445 ms. Result :sat
Minimization took 77 ms.
[2024-06-02 04:27:52] [INFO ] Solution in real domain found non-integer solution.
[2024-06-02 04:27:52] [INFO ] [Nat]Absence check using 100 positive place invariants in 40 ms returned sat
[2024-06-02 04:27:52] [INFO ] [Nat]Absence check using state equation in 189 ms returned sat
[2024-06-02 04:27:52] [INFO ] Computed and/alt/rep : 150/200/150 causal constraints (skipped 0 transitions) in 39 ms.
[2024-06-02 04:27:52] [INFO ] Added : 13 causal constraints over 3 iterations in 160 ms. Result :sat
Minimization took 56 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[12] Max Struct:[25]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[25] Max Struct:[25]
Support contains 50 out of 250 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 250/250 places, 250/250 transitions.
Free-agglomeration rule (complex) applied 100 times.
Iterating global reduction 0 with 100 rules applied. Total rules applied 100 place count 250 transition count 150
Reduce places removed 100 places and 0 transitions.
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 50 transitions.
Iterating post reduction 0 with 150 rules applied. Total rules applied 250 place count 150 transition count 100
Applied a total of 250 rules in 113 ms. Remains 150 /250 variables (removed 100) and now considering 100/250 (removed 150) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 140 ms. Remains : 150/250 places, 100/250 transitions.
// Phase 1: matrix 100 rows 150 cols
[2024-06-02 04:27:53] [INFO ] Computed 100 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[25] Max Struct:[25]
FORMULA Philosophers-COL-000050-UpperBounds-08 25 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-000050-UpperBounds-13 25 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-000050-UpperBounds-05 25 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000000 steps (2 resets) in 6318 ms. (158 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 11078 ms.
ITS solved all properties within timeout

BK_STOP 1717302479831

--------------------
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="Philosophers-COL-000050"
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 Philosophers-COL-000050, 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 r512-smll-171654407600405"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-000050.tgz
mv Philosophers-COL-000050 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 ;