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.r311-tall-167873964100091.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is Philosophers-COL-002000, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r311-tall-167873964100091
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 540K
-rw-r--r-- 1 mcc users 7.3K Feb 25 16:04 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Feb 25 16:04 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Feb 25 14:21 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K Feb 25 14:21 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:33 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:33 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 16:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 16:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.7K Feb 25 20:24 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 94K Feb 25 20:24 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.8K Feb 25 18:15 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 86K Feb 25 18:15 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:33 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:33 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_pt
-rw-r--r-- 1 mcc users 7 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 96K 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 ReachabilityDeadlock

=== Now, execution of the tool begins

BK_START 1679466735621

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=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Philosophers-COL-002000
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-22 06:32:17] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2023-03-22 06:32:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 06:32:17] [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.
[2023-03-22 06:32:17] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-22 06:32:18] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 637 ms
[2023-03-22 06:32:18] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 10000 PT places and 10000.0 transition bindings in 16 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 1 ms.
Working with output stream class java.io.PrintStream
[2023-03-22 06:32:18] [INFO ] Built PT skeleton of HLPN with 5 places and 5 transitions 15 arcs in 4 ms.
[2023-03-22 06:32:18] [INFO ] Skeletonized 1 HLPN properties in 1 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Prefix of Interest using HLPN skeleton for deadlock discarded 0 places and 0 transitions.
Arc [1:1*[(MOD (ADD (MOD (MINUS $x 1) 2000) 2000) 2000)]] contains successor/predecessor on variables of sort Philo
[2023-03-22 06:32:18] [INFO ] Unfolded HLPN to a Petri net with 10000 places and 10000 transitions 32000 arcs in 129 ms.
[2023-03-22 06:32:18] [INFO ] Unfolded 1 HLPN properties in 0 ms.
Built sparse matrix representations for Structural reductions in 13 ms.25702KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Performed 2000 Post agglomeration using F-continuation condition.Transition count delta: 2000
Deduced a syphon composed of 2000 places in 15 ms
Reduce places removed 2000 places and 0 transitions.
Iterating global reduction 0 with 4000 rules applied. Total rules applied 4000 place count 8000 transition count 8000
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 4000 rules in 2896 ms. Remains 8000 /10000 variables (removed 2000) and now considering 8000/10000 (removed 2000) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 2897 ms. Remains : 8000/10000 places, 8000/10000 transitions.
Interrupted Random walk after 480098 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=16 )
Interrupted Random directed walk after 47790 steps, including 0 resets, run timeout after 30618 ms. (steps per millisecond=1 )
// Phase 1: matrix 8000 rows 8000 cols
[2023-03-22 06:33:21] [INFO ] Computed 4000 place invariants in 49 ms
[2023-03-22 06:34:24] [INFO ] [Real]Absence check using 4000 positive place invariants in 55985 ms returned sat
[2023-03-22 06:34:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 06:38:22] [INFO ] [Real]Absence check using state equation in 237613 ms returned unknown
Interrupted Random directed walk after 47813 steps, including 0 resets, run timeout after 30821 ms. (steps per millisecond=1 )
Random walk for 500000 steps, including 0 resets, run took 27878 ms (no deadlock found). (steps per millisecond=17 )
Interrupted Random directed walk after 47688 steps, including 0 resets, run timeout after 30035 ms. (steps per millisecond=1 )
Interrupted Random walk after 451993 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=15 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 8000/8000 places, 8000/8000 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 748 ms. Remains 8000 /8000 variables (removed 0) and now considering 8000/8000 (removed 0) transitions.
[2023-03-22 06:40:21] [INFO ] Invariant cache hit.
[2023-03-22 06:40:22] [INFO ] Implicit Places using invariants in 999 ms returned []
[2023-03-22 06:40:22] [INFO ] Invariant cache hit.
[2023-03-22 06:40:28] [INFO ] Implicit Places using invariants and state equation in 6371 ms returned []
Implicit Place search using SMT with State Equation took 7377 ms to find 0 implicit places.
[2023-03-22 06:40:29] [INFO ] Redundant transitions in 933 ms returned []
[2023-03-22 06:40:29] [INFO ] Invariant cache hit.
[2023-03-22 06:40:36] [INFO ] Dead Transitions using invariants and state equation in 6273 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 15337 ms. Remains : 8000/8000 places, 8000/8000 transitions.
Interrupted Random walk after 539688 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=17 )
Interrupted Random directed walk after 47767 steps, including 0 resets, run timeout after 30633 ms. (steps per millisecond=1 )
[2023-03-22 06:41:36] [INFO ] Invariant cache hit.
[2023-03-22 06:42:40] [INFO ] [Real]Absence check using 4000 positive place invariants in 57519 ms returned sat
[2023-03-22 06:42:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 06:46:36] [INFO ] [Real]Absence check using state equation in 236580 ms returned unknown
Interrupted Random directed walk after 47768 steps, including 0 resets, run timeout after 30967 ms. (steps per millisecond=1 )
Random walk for 500000 steps, including 0 resets, run took 28736 ms (no deadlock found). (steps per millisecond=17 )
Interrupted Random directed walk after 47825 steps, including 0 resets, run timeout after 30649 ms. (steps per millisecond=1 )
Random walk for 500000 steps, including 0 resets, run took 28770 ms (no deadlock found). (steps per millisecond=17 )
[2023-03-22 06:48:37] [INFO ] Flatten gal took : 639 ms
[2023-03-22 06:48:37] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityDeadlock.sr.xml took 1 ms.
[2023-03-22 06:48:37] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 10000 places, 10000 transitions and 32000 arcs took 47 ms.
Total runtime 979732 ms.
There are residual formulas that ITS could not solve within timeout
FORMULA ReachabilityDeadlock TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN

BK_STOP 1679468288489

--------------------
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 ReachabilityDeadlock -timeout 180 -rebuildPNML
mcc2023
property name is ReachabilityDeadlock
pnml2lts-sym: Exploration order is bfs-prev
pnml2lts-sym: Saturation strategy is sat
pnml2lts-sym: Guided search strategy is unguided
pnml2lts-sym: Attractor strategy is default
pnml2lts-sym: opening model.pnml
pnml2lts-sym: Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-sym: Petri net has 10000 places, 10000 transitions and 32000 arcs
pnml2lts-sym: Petri net Philosophers_unf analyzed
pnml2lts-sym: There are no safe places
pnml2lts-sym: Loading Petri net took 0.250 real 0.150 user 0.100 sys
pnml2lts-sym: Initializing regrouping layer
pnml2lts-sym: Regroup specification: bs,w2W,ru,hf
pnml2lts-sym: Regroup Boost's Sloan
pnml2lts-sym: Regroup over-approximate must-write to may-write
pnml2lts-sym: Regroup Row sUbsume
pnml2lts-sym: Reqroup Horizontal Flip
pnml2lts-sym: Regrouping: 10000->10000 groups
pnml2lts-sym: Regrouping took 30.580 real 30.240 user 0.340 sys
pnml2lts-sym: state vector length is 10000; there are 10000 groups
pnml2lts-sym: Creating a multi-core ListDD domain.
pnml2lts-sym: Sylvan allocates 15.000 GB virtual memory for nodes table and operation cache.
pnml2lts-sym: Initial nodes table and operation cache requires 60.00 MB.
pnml2lts-sym: Using GBgetTransitionsShortR2W as next-state function
pnml2lts-sym: got initial state
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: deadlock found
pnml2lts-sym: deadlock detection took 515.820 real 2017.310 user 44.370 sys
pnml2lts-sym: exiting now
pnml2lts-sym: max token count: 1

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-002000"
export BK_EXAMINATION="ReachabilityDeadlock"
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 Philosophers-COL-002000, examination is ReachabilityDeadlock"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r311-tall-167873964100091"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-002000.tgz
mv Philosophers-COL-002000 execution
cd execution
if [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "UpperBounds" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] || [ "ReachabilityDeadlock" = "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 [ "ReachabilityDeadlock" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityDeadlock" != "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 "ReachabilityDeadlock.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityDeadlock.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityDeadlock.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 '' ReachabilityDeadlock.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityDeadlock"
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 ;