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.r514-smll-171654417100276.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-002000, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r514-smll-171654417100276
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 496K
-rw-r--r-- 1 mcc users 5.7K Apr 13 12:35 CTLCardinality.txt
-rw-r--r-- 1 mcc users 52K Apr 13 12:35 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Apr 13 11:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Apr 13 11:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K Apr 23 07:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K 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 17K Apr 23 07:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.6K Apr 13 17:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 94K Apr 13 17:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.4K Apr 13 15:44 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 84K Apr 13 15:44 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 96K 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 booleans
BOOL_VECTOR

FORMULA_NAME ReachabilityDeadlock

=== Now, execution of the tool begins

BK_START 1717254969473

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
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 15:16:11] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2024-06-01 15:16:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 15:16:12] [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 15:16:12] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-06-01 15:16:13] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1374 ms
[2024-06-01 15:16:13] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 10000 PT places and 10000.0 transition bindings in 64 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 4 ms.
Working with output stream class java.io.PrintStream
[2024-06-01 15:16:13] [INFO ] Built PT skeleton of HLPN with 5 places and 5 transitions 15 arcs in 8 ms.
[2024-06-01 15:16:13] [INFO ] Skeletonized 1 HLPN properties in 0 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
[2024-06-01 15:16:14] [INFO ] Unfolded HLPN to a Petri net with 10000 places and 10000 transitions 32000 arcs in 367 ms.
[2024-06-01 15:16:14] [INFO ] Unfolded 1 HLPN properties in 1 ms.
Built sparse matrix representations for Structural reductions in 31 ms.23849KB 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 10 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 4273 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 4295 ms. Remains : 8000/10000 places, 8000/10000 transitions.
Interrupted Random walk after 388837 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=12 )
Interrupted Random directed walk after 55696 steps, including 0 resets, run timeout after 30857 ms. (steps per millisecond=1 )
// Phase 1: matrix 8000 rows 8000 cols
[2024-06-01 15:17:19] [INFO ] Computed 4000 invariants in 67 ms
[2024-06-01 15:19:16] [INFO ] [Real]Absence check using 4000 positive place invariants in 107399 ms returned unknown
Interrupted Random directed walk after 55631 steps, including 0 resets, run timeout after 30644 ms. (steps per millisecond=1 )
Interrupted Random walk after 444897 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=14 )
Interrupted Random directed walk after 55750 steps, including 0 resets, run timeout after 31260 ms. (steps per millisecond=1 )
Interrupted Random walk after 449148 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=14 )
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 1160 ms. Remains 8000 /8000 variables (removed 0) and now considering 8000/8000 (removed 0) transitions.
[2024-06-01 15:21:19] [INFO ] Invariant cache hit.
[2024-06-01 15:21:32] [INFO ] Implicit Places using invariants in 13161 ms returned []
[2024-06-01 15:21:32] [INFO ] Invariant cache hit.
[2024-06-01 15:22:37] [INFO ] Performed 1665/8000 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-06-01 15:23:07] [INFO ] Performed 2720/8000 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2024-06-01 15:23:37] [INFO ] Performed 3720/8000 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2024-06-01 15:24:07] [INFO ] Performed 6247/8000 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2024-06-01 15:24:07] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2024-06-01 15:24:07] [INFO ] Implicit Places using invariants and state equation in 154853 ms returned []
Implicit Place search using SMT with State Equation took 168029 ms to find 0 implicit places.
[2024-06-01 15:24:08] [INFO ] Redundant transitions in 1169 ms returned []
Running 4000 sub problems to find dead transitions.
[2024-06-01 15:24:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 4000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 6000/16000 variables, and 2000 constraints, problems are : Problem set: 0 solved, 4000 unsolved in 30248 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/4000 constraints, State Equation: 0/8000 constraints, PredecessorRefiner: 4000/4000 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4000 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 2000/2000 constraints. Problems are: Problem set: 0 solved, 4000 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 6000/16000 variables, and 2000 constraints, problems are : Problem set: 0 solved, 4000 unsolved in 30122 ms.
Refiners :[Positive P Invariants (semi-flows): 2000/4000 constraints, State Equation: 0/8000 constraints, PredecessorRefiner: 0/4000 constraints, Known Traps: 0/0 constraints]
After SMT, in 64268ms problems are : Problem set: 0 solved, 4000 unsolved
Search for dead transitions found 0 dead transitions in 64377ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 234779 ms. Remains : 8000/8000 places, 8000/8000 transitions.
Interrupted Random walk after 450681 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=15 )
Interrupted Random directed walk after 55652 steps, including 0 resets, run timeout after 30385 ms. (steps per millisecond=1 )
[2024-06-01 15:26:13] [INFO ] Invariant cache hit.
[2024-06-01 15:28:05] [INFO ] [Real]Absence check using 4000 positive place invariants in 102658 ms returned unknown
Interrupted Random directed walk after 55753 steps, including 0 resets, run timeout after 30350 ms. (steps per millisecond=1 )
Interrupted Random walk after 494491 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=16 )
Interrupted Random directed walk after 55711 steps, including 0 resets, run timeout after 30003 ms. (steps per millisecond=1 )
Interrupted Random walk after 442267 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=14 )
[2024-06-01 15:30:06] [INFO ] Flatten gal took : 1133 ms
[2024-06-01 15:30:06] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityDeadlock.sr.xml took 2 ms.
[2024-06-01 15:30:07] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 10000 places, 10000 transitions and 32000 arcs took 72 ms.
Total runtime 835081 ms.
There are residual formulas that ITS could not solve within timeout
Usage: pnml2lts-sym [-gvqh] [--order=]
[--mu-opt] [--saturation=]
[--sat-granularity=] [--save-sat-levels]
[--guidance=] [-d|--deadlock]
[--action=] [-i|--invariant=STRING] [-n|--no-exit]
[--trace=] [--type=]
[--mu=.mu] [--ctl-star=.ctl]
[--ctl=.ctl] [--ltl=.ltl] [--dot=STRING]
[--save-levels=STRING] [--pg-solve] [--attr=]
[--saturating-attractor] [--write-strategy=.spg]
[--check-strategy] [--interactive-play] [--player]
[--pg-write=.spg] [--no-matrix] [--noack=<1|2>]
[--edge-label=] [--labels] [-m|--matrix]
[--mucalc=.mcf|] [-c|--cache]
[--allow-undefined-edges] [--allow-undefined-values]
[-p|--por= (default: heur)]
[--weak=[valmari] (default: uses stronger left-commutativity)]
[--leap] [-r|--regroup=<(T,)+>] [--sloan-w1=] [--sloan-w2=]
[--cw-max-cols=] [--cw-max-rows=] [--col-ins=<(C.C',)+>]
[--mh-timeout=] [--row-perm=<(R,)+>] [--col-perm=<(C,)+>]
[--graph-metrics] [--regroup-exit] [--regroup-time]
[-g|--pins-guards] [--vset=] [--ldd32-step=]
[--ldd32-cache=] [--ldd-step=] [--ldd-cache=]
[--cache-ratio=] [--max-increase=]
[--min-free-nodes=] [--fdd-bits=]
[--fdd-reorder=]
[--vset-cache-diff=] [--no-soundness-check] [--precise]
[--next-union] [--peak-nodes] [--maxsum=]
[--block-size=] [--cluster-size=] [-v] [-q]
[--debug=] [--stats] [--where] [--when]
[--timeout=INT] [--version] [-h|--help] [--usage]
[OPTIONS] []
Could not compute solution for formula : ReachabilityDeadlock

BK_STOP 1717255807298

--------------------
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 ReachabilityDeadlock -timeout 180 -rebuildPNML
mcc2024
property name is ReachabilityDeadlock
pnml2lts-sym, ** error **: unknown vector set implementation lddmc

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 2-5568"
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 r514-smll-171654417100276"
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 ;