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.r344-tall-167889216000202.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 marciexred
Input is Raft-PT-06, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r344-tall-167889216000202
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 496K
-rw-r--r-- 1 mcc users 6.6K Feb 26 17:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K Feb 26 17:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Feb 26 17:25 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Feb 26 17:25 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K 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 2.1K Feb 25 16:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.5K Feb 26 17:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 88K Feb 26 17:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Feb 26 17:31 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 65K Feb 26 17:31 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 89K 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 1679138947007

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=marciexred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Raft-PT-06
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-18 11:29:08] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-18 11:29:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 11:29:08] [INFO ] Load time of PNML (sax parser for PT used): 56 ms
[2023-03-18 11:29:08] [INFO ] Transformed 188 places.
[2023-03-18 11:29:08] [INFO ] Transformed 332 transitions.
[2023-03-18 11:29:08] [INFO ] Found NUPN structural information;
[2023-03-18 11:29:08] [INFO ] Parsed PT model containing 188 places and 332 transitions and 1231 arcs in 120 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 188/188 places, 332/332 transitions.
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 0 with 26 rules applied. Total rules applied 26 place count 188 transition count 306
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 38 place count 182 transition count 300
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: -28
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 1 with 14 rules applied. Total rules applied 52 place count 175 transition count 328
Applied a total of 52 rules in 27 ms. Remains 175 /188 variables (removed 13) and now considering 328/332 (removed 4) transitions.
[2023-03-18 11:29:08] [INFO ] Flow matrix only has 291 transitions (discarded 37 similar events)
// Phase 1: matrix 291 rows 175 cols
[2023-03-18 11:29:08] [INFO ] Computed 36 place invariants in 21 ms
[2023-03-18 11:29:09] [INFO ] Implicit Places using invariants in 451 ms returned []
[2023-03-18 11:29:09] [INFO ] Flow matrix only has 291 transitions (discarded 37 similar events)
[2023-03-18 11:29:09] [INFO ] Invariant cache hit.
[2023-03-18 11:29:09] [INFO ] State equation strengthened by 215 read => feed constraints.
[2023-03-18 11:29:09] [INFO ] Implicit Places using invariants and state equation in 309 ms returned []
Implicit Place search using SMT with State Equation took 788 ms to find 0 implicit places.
[2023-03-18 11:29:09] [INFO ] Flow matrix only has 291 transitions (discarded 37 similar events)
[2023-03-18 11:29:09] [INFO ] Invariant cache hit.
[2023-03-18 11:29:09] [INFO ] Dead Transitions using invariants and state equation in 138 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 175/188 places, 328/332 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 958 ms. Remains : 175/188 places, 328/332 transitions.
Discarding 151 transitions out of 328. Remains 177
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 454 ms. (steps per millisecond=22 ) properties (out of 176) seen :168
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 8) 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 8) 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 8) 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 7) seen :4
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-18 11:29:10] [INFO ] Flow matrix only has 291 transitions (discarded 37 similar events)
[2023-03-18 11:29:10] [INFO ] Invariant cache hit.
[2023-03-18 11:29:10] [INFO ] [Real]Absence check using 36 positive place invariants in 6 ms returned sat
[2023-03-18 11:29:10] [INFO ] After 188ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-18 11:29:10] [INFO ] [Nat]Absence check using 36 positive place invariants in 6 ms returned sat
[2023-03-18 11:29:10] [INFO ] After 91ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-18 11:29:10] [INFO ] State equation strengthened by 215 read => feed constraints.
[2023-03-18 11:29:10] [INFO ] After 59ms SMT Verify possible using 215 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-18 11:29:10] [INFO ] After 148ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 82 ms.
[2023-03-18 11:29:10] [INFO ] After 405ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 2 properties in 118 ms.
Support contains 2 out of 175 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 175/175 places, 328/328 transitions.
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 175 transition count 322
Discarding 36 places :
Symmetric choice reduction at 1 with 36 rule applications. Total rules 42 place count 139 transition count 274
Iterating global reduction 1 with 36 rules applied. Total rules applied 78 place count 139 transition count 274
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 30 transitions.
Iterating post reduction 1 with 30 rules applied. Total rules applied 108 place count 139 transition count 244
Drop transitions removed 30 transitions
Redundant transition composition rules discarded 30 transitions
Iterating global reduction 2 with 30 rules applied. Total rules applied 138 place count 139 transition count 214
Discarding 30 places :
Symmetric choice reduction at 2 with 30 rule applications. Total rules 168 place count 109 transition count 184
Iterating global reduction 2 with 30 rules applied. Total rules applied 198 place count 109 transition count 184
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 30 transitions.
Iterating post reduction 2 with 30 rules applied. Total rules applied 228 place count 109 transition count 154
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 229 place count 108 transition count 153
Applied a total of 229 rules in 51 ms. Remains 108 /175 variables (removed 67) and now considering 153/328 (removed 175) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 51 ms. Remains : 108/175 places, 153/328 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 3047 ms. (steps per millisecond=328 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 883 ms. (steps per millisecond=1132 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 4515835 steps, run timeout after 9001 ms. (steps per millisecond=501 ) properties seen :{}
Probabilistic random walk after 4515835 steps, saw 3242059 distinct states, run finished after 9003 ms. (steps per millisecond=501 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-18 11:29:23] [INFO ] Flow matrix only has 133 transitions (discarded 20 similar events)
// Phase 1: matrix 133 rows 108 cols
[2023-03-18 11:29:23] [INFO ] Computed 36 place invariants in 6 ms
[2023-03-18 11:29:23] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-18 11:29:23] [INFO ] After 79ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-18 11:29:23] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-18 11:29:23] [INFO ] After 32ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-18 11:29:23] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-18 11:29:23] [INFO ] After 6ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-18 11:29:23] [INFO ] After 16ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2023-03-18 11:29:24] [INFO ] After 93ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 9 ms.
Support contains 2 out of 108 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 108/108 places, 153/153 transitions.
Applied a total of 0 rules in 19 ms. Remains 108 /108 variables (removed 0) and now considering 153/153 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 108/108 places, 153/153 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 108/108 places, 153/153 transitions.
Applied a total of 0 rules in 12 ms. Remains 108 /108 variables (removed 0) and now considering 153/153 (removed 0) transitions.
[2023-03-18 11:29:24] [INFO ] Flow matrix only has 133 transitions (discarded 20 similar events)
[2023-03-18 11:29:24] [INFO ] Invariant cache hit.
[2023-03-18 11:29:24] [INFO ] Implicit Places using invariants in 86 ms returned []
[2023-03-18 11:29:24] [INFO ] Flow matrix only has 133 transitions (discarded 20 similar events)
[2023-03-18 11:29:24] [INFO ] Invariant cache hit.
[2023-03-18 11:29:24] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-18 11:29:24] [INFO ] Implicit Places using invariants and state equation in 102 ms returned []
Implicit Place search using SMT with State Equation took 191 ms to find 0 implicit places.
[2023-03-18 11:29:24] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-18 11:29:24] [INFO ] Flow matrix only has 133 transitions (discarded 20 similar events)
[2023-03-18 11:29:24] [INFO ] Invariant cache hit.
[2023-03-18 11:29:24] [INFO ] Dead Transitions using invariants and state equation in 66 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 279 ms. Remains : 108/108 places, 153/153 transitions.
Finished random walk after 103 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=34 )
Finished random walk after 666777 steps, including 2 resets, run visited all 1 properties in 2163 ms. (steps per millisecond=308 )
Able to resolve query QuasiLiveness after proving 177 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 18056 ms.
ITS solved all properties within timeout

BK_STOP 1679138967395

--------------------
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 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-06"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="marciexred"
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 marciexred"
echo " Input is Raft-PT-06, 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 r344-tall-167889216000202"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Raft-PT-06.tgz
mv Raft-PT-06 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 ;