Execution Chart

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

Trace from the execution

Waiting for the VM to be ready (probing ssh)
.....................
/home/mcc/execution
total 3.6M
-rw-r--r-- 1 mcc users 3.1K May 15 18:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 16K May 15 18:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K May 15 18:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 15 18:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 15 18:50 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K May 15 18:50 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.4K May 15 18:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 11K May 15 18:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K May 15 18:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 8.5K May 15 18:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K May 15 18:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K May 15 18:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 112 May 15 18:54 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 350 May 15 18:54 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 3.1K May 15 18:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 20K May 15 18:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 15 18:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 15 18:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 15 18:50 equiv_col
-rw-r--r-- 1 mcc users 11 May 15 18:50 instance
-rw-r--r-- 1 mcc users 6 May 15 18:50 iscolored
-rw-r--r-- 1 mcc users 3.4M May 15 18:50 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool lola
Input is RwMutex-PT-r0010w2000, examination is ReachabilityDeadlock
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r148-smll-152685547100139
=====================================================================

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME RwMutex-PT-r0010w2000-ReachabilityDeadlock-0

=== Now, execution of the tool begins

BK_START 1526951652887

info: Time: 3600 - MCC
===========================================================================================
prep: translating RwMutex-PT-r0010w2000 Petri net model.pnml into LoLA format
===========================================================================================
prep: translating PT Petri net complete
prep: added safe information to the net based on GenericPropertiesVerdict
prep: check for too many tokens
===========================================================================================
prep: translating RwMutex-PT-r0010w2000 formula ReachabilityDeadlock into LoLA format
===========================================================================================
prep: translating PT formula complete
vrfy: Checking ReachabilityDeadlock @ RwMutex-PT-r0010w2000 @ 3569 seconds
lola: LoLA will run for 3569 seconds at most (--timelimit)
lola: NET
lola: reading net from model.pnml.lola
lola: finished parsing
lola: closed net file model.pnml.lola
lola: 8050/65536 symbol table entries, 1809 collisions
lola: preprocessing...
lola: Size of bit vector: 4030
lola: finding significant places
lola: 4030 places, 4020 transitions, 2010 significant places
lola: computing forward-conflicting sets
lola: computing back-conflicting sets
lola: 2021 transition conflict sets
lola: TASK
lola: reading formula from RwMutex-PT-r0010w2000-ReachabilityDeadlock.task
lola: E (F (DEADLOCK))
lola: rewrite Frontend/Parser/formula_rewrite.k:106
lola: checking reachability of deadlocks
lola: Planning: workflow for deadlock check: siphon||findpath||search) (--findpath=par,--siphontrap=par)
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space)
lola: state space: using reachability graph (--search=depth)
lola: state space: using deadlock preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: SEARCH (findpath)
lola: findpath: using deadlock preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
lola: findpath: starting randomized, memory-less exploration (--search=findpath)
lola: findpath: searching for paths with maximal depth 1000000 (--depthlimit)
lola: findpath: no retry limit given (--retrylimit)
lola: findpath: transitions are chosen randomly
lola: computing symmetries (--symmetry)
lola: time limit for symmetry computation of 300 seconds given (--symmtimelimit)
lola: STP: formula with 96592 variables and 679624 clauses shipped to Minisat
lola: STP running || 1 tries, 486 fired transitions, 0 secs
lola: 2966 generators; 8107349 candidates remain ( 0%), 0 secs
lola: STP running || 1 tries, 1008 fired transitions, 5 secs
lola: 9985 generators; 8092210 candidates remain ( 0%), 5 secs
lola: STP running || 1 tries, 1530 fired transitions, 10 secs
lola: 13972 generators; 8084163 candidates remain ( 0%), 10 secs
lola: STP running || 1 tries, 2052 fired transitions, 15 secs
lola: 19945 generators; 8072100 candidates remain ( 0%), 15 secs
lola: STP running || 1 tries, 2574 fired transitions, 20 secs
lola: 27895 generators; 8056030 candidates remain ( 0%), 20 secs
lola: STP running || 1 tries, 3096 fired transitions, 25 secs
lola: 31864 generators; 8048001 candidates remain ( 0%), 25 secs
lola: STP running || 1 tries, 3620 fired transitions, 30 secs
lola: 39790 generators; 8031955 candidates remain ( 0%), 30 secs
lola: STP running || 1 tries, 4142 fired transitions, 35 secs
lola: 45724 generators; 8019931 candidates remain ( 0%), 35 secs
lola: STP running || 1 tries, 4666 fired transitions, 40 secs
lola: 49675 generators; 8011920 candidates remain ( 0%), 40 secs
lola: STP running || 1 tries, 5188 fired transitions, 45 secs
lola: 57565 generators; 7995910 candidates remain ( 0%), 45 secs
lola: STP running || 1 tries, 5712 fired transitions, 50 secs
lola: 63472 generators; 7983913 candidates remain ( 0%), 50 secs
lola: STP running || 1 tries, 6238 fired transitions, 55 secs
lola: 69370 generators; 7971925 candidates remain ( 0%), 55 secs
lola: STP running || 1 tries, 6762 fired transitions, 60 secs
lola: 75259 generators; 7959946 candidates remain ( 0%), 60 secs
lola: stp: The siphon/trap property holds

FORMULA RwMutex-PT-r0010w2000-ReachabilityDeadlock-0 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT SAT_SMT STATE_COMPRESSION STUBBORN_SETS SYMMETRIES TOPOLOGICAL USE_NUPN UNFOLDING_TO_PT
lola: RESULT
lola: result: no
lola: produced by: stp
lola: The net does not have deadlocks.
lola: memory consumption: 1372280 KB
lola: time consumption: 70 seconds

BK_STOP 1526951723535

--------------------
content from stderr:

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="RwMutex-PT-r0010w2000"
export BK_EXAMINATION="ReachabilityDeadlock"
export BK_TOOL="lola"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# 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

tar xzf /home/mcc/BenchKit/INPUTS/RwMutex-PT-r0010w2000.tgz
mv RwMutex-PT-r0010w2000 execution
cd execution
pwd
ls -lh

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-3637"
echo " Executing tool lola"
echo " Input is RwMutex-PT-r0010w2000, 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 r148-smll-152685547100139"
echo "====================================================================="
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
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 ;