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.r245-tall-167856432300112.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)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is JoinFreeModules-PT-0050, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r245-tall-167856432300112
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 644K
-rw-r--r-- 1 mcc users 8.6K Feb 25 11:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 98K Feb 25 11:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Feb 25 11:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Feb 25 11:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 16:18 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 16:18 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:18 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 11:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 145K Feb 25 11:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.8K Feb 25 11:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Feb 25 11:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:18 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:18 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 152K Mar 5 18:22 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1678698376141

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=lolaxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=JoinFreeModules-PT-0050
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-13 09:06:20] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-13 09:06:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-13 09:06:20] [INFO ] Load time of PNML (sax parser for PT used): 131 ms
[2023-03-13 09:06:20] [INFO ] Transformed 251 places.
[2023-03-13 09:06:20] [INFO ] Transformed 401 transitions.
[2023-03-13 09:06:20] [INFO ] Parsed PT model containing 251 places and 401 transitions and 1152 arcs in 286 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 251/251 places, 401/401 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 250 transition count 401
Applied a total of 1 rules in 22 ms. Remains 250 /251 variables (removed 1) and now considering 401/401 (removed 0) transitions.
// Phase 1: matrix 401 rows 250 cols
[2023-03-13 09:06:21] [INFO ] Computed 50 place invariants in 35 ms
[2023-03-13 09:06:21] [INFO ] Dead Transitions using invariants and state equation in 741 ms found 0 transitions.
[2023-03-13 09:06:21] [INFO ] Invariant cache hit.
[2023-03-13 09:06:21] [INFO ] Implicit Places using invariants in 149 ms returned []
[2023-03-13 09:06:21] [INFO ] Invariant cache hit.
[2023-03-13 09:06:22] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-13 09:06:22] [INFO ] Implicit Places using invariants and state equation in 390 ms returned []
Implicit Place search using SMT with State Equation took 545 ms to find 0 implicit places.
[2023-03-13 09:06:22] [INFO ] Invariant cache hit.
[2023-03-13 09:06:22] [INFO ] Dead Transitions using invariants and state equation in 365 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 250/251 places, 401/401 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 1737 ms. Remains : 250/251 places, 401/401 transitions.
Discarding 200 transitions out of 401. Remains 201
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10004 steps, including 2 resets, run finished after 383 ms. (steps per millisecond=26 ) properties (out of 200) seen :193
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 7) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 6) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 4) seen :1
Running SMT prover for 3 properties.
[2023-03-13 09:06:23] [INFO ] Invariant cache hit.
[2023-03-13 09:06:23] [INFO ] [Real]Absence check using 50 positive place invariants in 28 ms returned sat
[2023-03-13 09:06:24] [INFO ] After 547ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-13 09:06:24] [INFO ] [Nat]Absence check using 50 positive place invariants in 13 ms returned sat
[2023-03-13 09:06:24] [INFO ] After 686ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-13 09:06:24] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-13 09:06:24] [INFO ] After 103ms SMT Verify possible using 50 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-13 09:06:25] [INFO ] After 251ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 110 ms.
[2023-03-13 09:06:25] [INFO ] After 1196ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Finished Parikh walk after 4251 steps, including 3 resets, run visited all 3 properties in 160 ms. (steps per millisecond=26 )
Parikh walk visited 3 properties in 162 ms.
Able to resolve query QuasiLiveness after proving 201 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 4760 ms.
ITS solved all properties within timeout

BK_STOP 1678698386421

--------------------
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 QuasiLiveness -timeout 180 -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="JoinFreeModules-PT-0050"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is JoinFreeModules-PT-0050, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r245-tall-167856432300112"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-0050.tgz
mv JoinFreeModules-PT-0050 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;