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.r343-tall-167889215200207.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 ltsminxred
Input is Raft-PT-07, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r343-tall-167889215200207
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 572K
-rw-r--r-- 1 mcc users 6.6K Feb 26 17:30 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Feb 26 17:30 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.5K Feb 26 17:24 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K Feb 26 17:24 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 16:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Feb 25 16:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 25 16:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 26 17:36 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 147K Feb 26 17:36 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.2K Feb 26 17:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K Feb 26 17:33 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 120K 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 1679138337998

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=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Raft-PT-07
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-18 11:18:59] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-18 11:18:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 11:18:59] [INFO ] Load time of PNML (sax parser for PT used): 64 ms
[2023-03-18 11:18:59] [INFO ] Transformed 253 places.
[2023-03-18 11:18:59] [INFO ] Transformed 442 transitions.
[2023-03-18 11:18:59] [INFO ] Found NUPN structural information;
[2023-03-18 11:18:59] [INFO ] Parsed PT model containing 253 places and 442 transitions and 1664 arcs in 134 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 253/253 places, 442/442 transitions.
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 30 transitions.
Iterating post reduction 0 with 30 rules applied. Total rules applied 30 place count 253 transition count 412
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 14 rules applied. Total rules applied 44 place count 246 transition count 405
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -40
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 60 place count 238 transition count 445
Applied a total of 60 rules in 35 ms. Remains 238 /253 variables (removed 15) and now considering 445/442 (removed -3) transitions.
[2023-03-18 11:18:59] [INFO ] Flow matrix only has 401 transitions (discarded 44 similar events)
// Phase 1: matrix 401 rows 238 cols
[2023-03-18 11:18:59] [INFO ] Computed 49 place invariants in 14 ms
[2023-03-18 11:19:00] [INFO ] Implicit Places using invariants in 529 ms returned []
[2023-03-18 11:19:00] [INFO ] Flow matrix only has 401 transitions (discarded 44 similar events)
[2023-03-18 11:19:00] [INFO ] Invariant cache hit.
[2023-03-18 11:19:00] [INFO ] State equation strengthened by 299 read => feed constraints.
[2023-03-18 11:19:00] [INFO ] Implicit Places using invariants and state equation in 476 ms returned []
Implicit Place search using SMT with State Equation took 1031 ms to find 0 implicit places.
[2023-03-18 11:19:00] [INFO ] Flow matrix only has 401 transitions (discarded 44 similar events)
[2023-03-18 11:19:00] [INFO ] Invariant cache hit.
[2023-03-18 11:19:00] [INFO ] Dead Transitions using invariants and state equation in 207 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 238/253 places, 445/442 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 1275 ms. Remains : 238/253 places, 445/442 transitions.
Discarding 204 transitions out of 445. Remains 241
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 485 ms. (steps per millisecond=20 ) properties (out of 240) seen :226
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 14) 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 14) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 12) 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 12) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 11) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 10) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 9) seen :1
Running SMT prover for 8 properties.
[2023-03-18 11:19:01] [INFO ] Flow matrix only has 401 transitions (discarded 44 similar events)
[2023-03-18 11:19:01] [INFO ] Invariant cache hit.
[2023-03-18 11:19:01] [INFO ] [Real]Absence check using 49 positive place invariants in 7 ms returned sat
[2023-03-18 11:19:02] [INFO ] After 407ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-18 11:19:02] [INFO ] [Nat]Absence check using 49 positive place invariants in 7 ms returned sat
[2023-03-18 11:19:02] [INFO ] After 192ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2023-03-18 11:19:02] [INFO ] State equation strengthened by 299 read => feed constraints.
[2023-03-18 11:19:02] [INFO ] After 167ms SMT Verify possible using 299 Read/Feed constraints in natural domain returned unsat :0 sat :8
[2023-03-18 11:19:02] [INFO ] After 427ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :8
Attempting to minimize the solution found.
Minimization took 182 ms.
[2023-03-18 11:19:03] [INFO ] After 947ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :8
Parikh walk visited 0 properties in 1192 ms.
Support contains 10 out of 238 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 238/238 places, 445/445 transitions.
Drop transitions removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 238 transition count 438
Discarding 49 places :
Symmetric choice reduction at 1 with 49 rule applications. Total rules 56 place count 189 transition count 375
Iterating global reduction 1 with 49 rules applied. Total rules applied 105 place count 189 transition count 375
Ensure Unique test removed 42 transitions
Reduce isomorphic transitions removed 42 transitions.
Iterating post reduction 1 with 42 rules applied. Total rules applied 147 place count 189 transition count 333
Drop transitions removed 42 transitions
Redundant transition composition rules discarded 42 transitions
Iterating global reduction 2 with 42 rules applied. Total rules applied 189 place count 189 transition count 291
Discarding 42 places :
Symmetric choice reduction at 2 with 42 rule applications. Total rules 231 place count 147 transition count 249
Iterating global reduction 2 with 42 rules applied. Total rules applied 273 place count 147 transition count 249
Ensure Unique test removed 42 transitions
Reduce isomorphic transitions removed 42 transitions.
Iterating post reduction 2 with 42 rules applied. Total rules applied 315 place count 147 transition count 207
Applied a total of 315 rules in 88 ms. Remains 147 /238 variables (removed 91) and now considering 207/445 (removed 238) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 88 ms. Remains : 147/238 places, 207/445 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 4055 ms. (steps per millisecond=246 ) properties (out of 8) seen :7
Finished Best-First random walk after 670372 steps, including 2 resets, run visited all 1 properties in 686 ms. (steps per millisecond=977 )
Able to resolve query QuasiLiveness after proving 241 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 9605 ms.
ITS solved all properties within timeout

BK_STOP 1679138350234

--------------------
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-07"
export BK_EXAMINATION="QuasiLiveness"
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 Raft-PT-07, 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 r343-tall-167889215200207"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Raft-PT-07.tgz
mv Raft-PT-07 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 ;