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.r341-tall-167889213700212.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 Raft-PT-08, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r341-tall-167889213700212
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 624K
-rw-r--r-- 1 mcc users 6.5K Feb 26 17:34 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K Feb 26 17:34 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Feb 26 17:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Feb 26 17:26 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 16:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Feb 26 17:42 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 163K Feb 26 17:42 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.2K Feb 26 17:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 26 17:37 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Feb 25 16:41 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:41 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 156K 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1679107148891

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=Raft-PT-08
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-18 02:39:10] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-18 02:39:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 02:39:10] [INFO ] Load time of PNML (sax parser for PT used): 69 ms
[2023-03-18 02:39:10] [INFO ] Transformed 328 places.
[2023-03-18 02:39:10] [INFO ] Transformed 568 transitions.
[2023-03-18 02:39:10] [INFO ] Found NUPN structural information;
[2023-03-18 02:39:10] [INFO ] Parsed PT model containing 328 places and 568 transitions and 2163 arcs in 133 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 328/328 places, 568/568 transitions.
Ensure Unique test removed 34 transitions
Reduce isomorphic transitions removed 34 transitions.
Iterating post reduction 0 with 34 rules applied. Total rules applied 34 place count 328 transition count 534
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 50 place count 320 transition count 526
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 66 place count 312 transition count 566
Applied a total of 66 rules in 42 ms. Remains 312 /328 variables (removed 16) and now considering 566/568 (removed 2) transitions.
[2023-03-18 02:39:10] [INFO ] Flow matrix only has 530 transitions (discarded 36 similar events)
// Phase 1: matrix 530 rows 312 cols
[2023-03-18 02:39:10] [INFO ] Computed 64 place invariants in 22 ms
[2023-03-18 02:39:11] [INFO ] Implicit Places using invariants in 521 ms returned []
[2023-03-18 02:39:11] [INFO ] Flow matrix only has 530 transitions (discarded 36 similar events)
[2023-03-18 02:39:11] [INFO ] Invariant cache hit.
[2023-03-18 02:39:11] [INFO ] State equation strengthened by 396 read => feed constraints.
[2023-03-18 02:39:11] [INFO ] Implicit Places using invariants and state equation in 718 ms returned []
Implicit Place search using SMT with State Equation took 1263 ms to find 0 implicit places.
[2023-03-18 02:39:11] [INFO ] Flow matrix only has 530 transitions (discarded 36 similar events)
[2023-03-18 02:39:11] [INFO ] Invariant cache hit.
[2023-03-18 02:39:12] [INFO ] Dead Transitions using invariants and state equation in 345 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 312/328 places, 566/568 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 1654 ms. Remains : 312/328 places, 566/568 transitions.
Discarding 250 transitions out of 566. Remains 316
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 880 ms. (steps per millisecond=11 ) properties (out of 315) seen :304
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 10) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 9) seen :0
Running SMT prover for 9 properties.
[2023-03-18 02:39:13] [INFO ] Flow matrix only has 530 transitions (discarded 36 similar events)
[2023-03-18 02:39:13] [INFO ] Invariant cache hit.
[2023-03-18 02:39:13] [INFO ] [Real]Absence check using 64 positive place invariants in 26 ms returned sat
[2023-03-18 02:39:14] [INFO ] After 713ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:9
[2023-03-18 02:39:14] [INFO ] [Nat]Absence check using 64 positive place invariants in 9 ms returned sat
[2023-03-18 02:39:14] [INFO ] After 263ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :9
[2023-03-18 02:39:14] [INFO ] State equation strengthened by 396 read => feed constraints.
[2023-03-18 02:39:14] [INFO ] After 284ms SMT Verify possible using 396 Read/Feed constraints in natural domain returned unsat :0 sat :9
[2023-03-18 02:39:15] [INFO ] After 683ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :9
Attempting to minimize the solution found.
Minimization took 243 ms.
[2023-03-18 02:39:15] [INFO ] After 1380ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :9
Parikh walk visited 8 properties in 749 ms.
Support contains 2 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 566/566 transitions.
Drop transitions removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 312 transition count 557
Discarding 64 places :
Symmetric choice reduction at 1 with 64 rule applications. Total rules 73 place count 248 transition count 485
Iterating global reduction 1 with 64 rules applied. Total rules applied 137 place count 248 transition count 485
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 1 with 56 rules applied. Total rules applied 193 place count 248 transition count 429
Drop transitions removed 56 transitions
Redundant transition composition rules discarded 56 transitions
Iterating global reduction 2 with 56 rules applied. Total rules applied 249 place count 248 transition count 373
Discarding 56 places :
Symmetric choice reduction at 2 with 56 rule applications. Total rules 305 place count 192 transition count 317
Iterating global reduction 2 with 56 rules applied. Total rules applied 361 place count 192 transition count 317
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 2 with 56 rules applied. Total rules applied 417 place count 192 transition count 261
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 418 place count 191 transition count 260
Applied a total of 418 rules in 96 ms. Remains 191 /312 variables (removed 121) and now considering 260/566 (removed 306) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 96 ms. Remains : 191/312 places, 260/566 transitions.
Finished random walk after 518 steps, including 0 resets, run visited all 1 properties in 4 ms. (steps per millisecond=129 )
Able to resolve query QuasiLiveness after proving 316 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 6039 ms.
ITS solved all properties within timeout

BK_STOP 1679107157280

--------------------
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="Raft-PT-08"
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 Raft-PT-08, 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 r341-tall-167889213700212"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Raft-PT-08.tgz
mv Raft-PT-08 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 ;