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.r181-tall-167838868500283.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)
.................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is FlexibleBarrier-PT-04b, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r181-tall-167838868500283
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 552K
-rw-r--r-- 1 mcc users 7.4K Feb 25 12:27 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Feb 25 12:27 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 25 12:27 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Feb 25 12:27 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:06 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:06 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:06 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:06 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 25 12:28 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 132K Feb 25 12:28 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 25 12:28 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 99K Feb 25 12:28 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:06 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:06 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 69K 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 StableMarking

=== Now, execution of the tool begins

BK_START 1678544237941

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=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FlexibleBarrier-PT-04b
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-11 14:17:19] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -timeout, 180, -rebuildPNML]
[2023-03-11 14:17:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 14:17:19] [INFO ] Load time of PNML (sax parser for PT used): 52 ms
[2023-03-11 14:17:19] [INFO ] Transformed 268 places.
[2023-03-11 14:17:19] [INFO ] Transformed 305 transitions.
[2023-03-11 14:17:19] [INFO ] Found NUPN structural information;
[2023-03-11 14:17:19] [INFO ] Parsed PT model containing 268 places and 305 transitions and 743 arcs in 118 ms.
Graph (trivial) has 254 edges and 268 vertex of which 26 / 268 are part of one of the 4 SCC in 3 ms
Free SCC test removed 22 places
Structural test allowed to assert that 90 places are NOT stable. Took 11 ms.
Ensure Unique test removed 23 transitions
Reduce redundant transitions removed 23 transitions.
Incomplete random walk after 10000 steps, including 296 resets, run finished after 452 ms. (steps per millisecond=22 ) properties (out of 178) seen :126
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 52) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 52) seen :4
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1000 steps, including 6 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1000 steps, including 4 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1000 steps, including 5 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1000 steps, including 4 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 48) seen :4
Incomplete Best-First random walk after 1000 steps, including 5 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1000 steps, including 5 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1000 steps, including 5 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 44) seen :0
Running SMT prover for 44 properties.
[2023-03-11 14:17:20] [INFO ] Flow matrix only has 279 transitions (discarded 3 similar events)
// Phase 1: matrix 279 rows 246 cols
[2023-03-11 14:17:20] [INFO ] Computed 6 place invariants in 16 ms
[2023-03-11 14:17:20] [INFO ] After 448ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:44
[2023-03-11 14:17:21] [INFO ] [Nat]Absence check using 6 positive place invariants in 840 ms returned sat
[2023-03-11 14:17:22] [INFO ] After 481ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :44
[2023-03-11 14:17:22] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-11 14:17:22] [INFO ] After 406ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :44
[2023-03-11 14:17:23] [INFO ] Deduced a trap composed of 16 places in 64 ms of which 4 ms to minimize.
[2023-03-11 14:17:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 88 ms
[2023-03-11 14:17:23] [INFO ] Deduced a trap composed of 76 places in 74 ms of which 1 ms to minimize.
[2023-03-11 14:17:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 99 ms
[2023-03-11 14:17:23] [INFO ] Deduced a trap composed of 105 places in 74 ms of which 0 ms to minimize.
[2023-03-11 14:17:23] [INFO ] Deduced a trap composed of 73 places in 59 ms of which 1 ms to minimize.
[2023-03-11 14:17:23] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 160 ms
[2023-03-11 14:17:24] [INFO ] After 1469ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :44
Attempting to minimize the solution found.
Minimization took 384 ms.
[2023-03-11 14:17:24] [INFO ] After 3627ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :44
Fused 44 Parikh solutions to 42 different solutions.
Parikh walk visited 0 properties in 537 ms.
Support contains 44 out of 246 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 246/246 places, 282/282 transitions.
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions removed 67 transitions
Trivial Post-agglo rules discarded 67 transitions
Performed 67 trivial Post agglomeration. Transition count delta: 67
Iterating post reduction 0 with 71 rules applied. Total rules applied 71 place count 246 transition count 211
Reduce places removed 67 places and 0 transitions.
Iterating post reduction 1 with 67 rules applied. Total rules applied 138 place count 179 transition count 211
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 138 place count 179 transition count 207
Deduced a syphon composed of 4 places in 8 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 146 place count 175 transition count 207
Discarding 51 places :
Symmetric choice reduction at 2 with 51 rule applications. Total rules 197 place count 124 transition count 156
Iterating global reduction 2 with 51 rules applied. Total rules applied 248 place count 124 transition count 156
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 256 place count 116 transition count 148
Iterating global reduction 2 with 8 rules applied. Total rules applied 264 place count 116 transition count 148
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 268 place count 116 transition count 144
Performed 22 Post agglomeration using F-continuation condition.Transition count delta: 22
Deduced a syphon composed of 22 places in 0 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 3 with 44 rules applied. Total rules applied 312 place count 94 transition count 122
Drop transitions removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 320 place count 94 transition count 114
Free-agglomeration rule applied 31 times.
Iterating global reduction 4 with 31 rules applied. Total rules applied 351 place count 94 transition count 83
Reduce places removed 31 places and 0 transitions.
Drop transitions removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 4 with 40 rules applied. Total rules applied 391 place count 63 transition count 74
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 392 place count 62 transition count 73
Applied a total of 392 rules in 68 ms. Remains 62 /246 variables (removed 184) and now considering 73/282 (removed 209) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68 ms. Remains : 62/246 places, 73/282 transitions.
Finished random walk after 1225 steps, including 0 resets, run visited all 44 properties in 24 ms. (steps per millisecond=51 )
Able to resolve query StableMarking after proving 180 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK MARKED_SUFFIX_TEST TRIVIAL_UNMARKED_SCC_TEST BESTFIRST_WALK TOPOLOGICAL
Total runtime 5651 ms.
ITS solved all properties within timeout

BK_STOP 1678544250981

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination StableMarking -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="FlexibleBarrier-PT-04b"
export BK_EXAMINATION="StableMarking"
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 FlexibleBarrier-PT-04b, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r181-tall-167838868500283"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-04b.tgz
mv FlexibleBarrier-PT-04b execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property StableMarking.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;