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.r085-smll-167814406800252.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 CloudDeployment-PT-4b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r085-smll-167814406800252
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 956K
-rw-r--r-- 1 mcc users 6.7K Feb 25 14:51 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K Feb 25 14:51 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.4K Feb 25 14:50 CTLFireability.txt
-rw-r--r-- 1 mcc users 33K Feb 25 14:50 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 15:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 15:45 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 15:45 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.4K Feb 25 14:52 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 96K Feb 25 14:52 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Feb 25 14:51 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 41K Feb 25 14:51 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:45 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 591K 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 1678230226827

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=CloudDeployment-PT-4b
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-07 23:03:50] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-07 23:03:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-07 23:03:51] [INFO ] Load time of PNML (sax parser for PT used): 315 ms
[2023-03-07 23:03:51] [INFO ] Transformed 1182 places.
[2023-03-07 23:03:51] [INFO ] Transformed 1824 transitions.
[2023-03-07 23:03:51] [INFO ] Found NUPN structural information;
[2023-03-07 23:03:51] [INFO ] Parsed PT model containing 1182 places and 1824 transitions and 8741 arcs in 536 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1182/1182 places, 1824/1824 transitions.
Graph (trivial) has 1202 edges and 1182 vertex of which 336 / 1182 are part of one of the 32 SCC in 14 ms
Free SCC test removed 304 places
Ensure Unique test removed 340 transitions
Reduce isomorphic transitions removed 340 transitions.
Ensure Unique test removed 1 places
Reduce places removed 5 places and 0 transitions.
Drop transitions removed 432 transitions
Trivial Post-agglo rules discarded 432 transitions
Performed 432 trivial Post agglomeration. Transition count delta: 432
Iterating post reduction 0 with 437 rules applied. Total rules applied 438 place count 873 transition count 1052
Reduce places removed 432 places and 0 transitions.
Iterating post reduction 1 with 432 rules applied. Total rules applied 870 place count 441 transition count 1052
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 16 Pre rules applied. Total rules applied 870 place count 441 transition count 1036
Deduced a syphon composed of 16 places in 11 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 902 place count 425 transition count 1036
Performed 240 Post agglomeration using F-continuation condition.Transition count delta: 240
Deduced a syphon composed of 240 places in 3 ms
Reduce places removed 240 places and 0 transitions.
Iterating global reduction 2 with 480 rules applied. Total rules applied 1382 place count 185 transition count 796
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 1394 place count 185 transition count 784
Performed 24 Post agglomeration using F-continuation condition with reduction of 56 identical transitions.
Deduced a syphon composed of 24 places in 3 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 3 with 48 rules applied. Total rules applied 1442 place count 161 transition count 876
Applied a total of 1442 rules in 239 ms. Remains 161 /1182 variables (removed 1021) and now considering 876/1824 (removed 948) transitions.
[2023-03-07 23:03:51] [INFO ] Flow matrix only has 745 transitions (discarded 131 similar events)
// Phase 1: matrix 745 rows 161 cols
[2023-03-07 23:03:51] [INFO ] Computed 12 place invariants in 45 ms
[2023-03-07 23:03:52] [INFO ] Implicit Places using invariants in 849 ms returned []
[2023-03-07 23:03:52] [INFO ] Flow matrix only has 745 transitions (discarded 131 similar events)
[2023-03-07 23:03:52] [INFO ] Invariant cache hit.
[2023-03-07 23:03:52] [INFO ] State equation strengthened by 205 read => feed constraints.
[2023-03-07 23:03:54] [INFO ] Implicit Places using invariants and state equation in 1763 ms returned []
Implicit Place search using SMT with State Equation took 2671 ms to find 0 implicit places.
[2023-03-07 23:03:54] [INFO ] Flow matrix only has 745 transitions (discarded 131 similar events)
[2023-03-07 23:03:54] [INFO ] Invariant cache hit.
[2023-03-07 23:03:55] [INFO ] Dead Transitions using invariants and state equation in 1184 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 161/1182 places, 876/1824 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 4100 ms. Remains : 161/1182 places, 876/1824 transitions.
Discarding 443 transitions out of 876. Remains 433
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 424 resets, run finished after 1568 ms. (steps per millisecond=6 ) properties (out of 432) seen :79
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 353) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 353) seen :0
Running SMT prover for 353 properties.
[2023-03-07 23:03:57] [INFO ] Flow matrix only has 745 transitions (discarded 131 similar events)
[2023-03-07 23:03:57] [INFO ] Invariant cache hit.
[2023-03-07 23:04:02] [INFO ] [Real]Absence check using 0 positive and 12 generalized place invariants in 7 ms returned sat
[2023-03-07 23:04:22] [INFO ] After 17727ms SMT Verify possible using state equation in real domain returned unsat :255 sat :3 real:95
[2023-03-07 23:04:22] [INFO ] State equation strengthened by 205 read => feed constraints.
[2023-03-07 23:04:22] [INFO ] After 196ms SMT Verify possible using 205 Read/Feed constraints in real domain returned unsat :255 sat :0 real:98
[2023-03-07 23:04:22] [INFO ] After 22374ms SMT Verify possible using all constraints in real domain returned unsat :255 sat :0 real:98
[2023-03-07 23:04:23] [INFO ] [Nat]Absence check using 0 positive and 12 generalized place invariants in 8 ms returned sat
[2023-03-07 23:04:31] [INFO ] After 7191ms SMT Verify possible using state equation in natural domain returned unsat :255 sat :98
[2023-03-07 23:04:40] [INFO ] After 9542ms SMT Verify possible using 205 Read/Feed constraints in natural domain returned unsat :255 sat :98
[2023-03-07 23:04:47] [INFO ] After 16374ms SMT Verify possible using trap constraints in natural domain returned unsat :255 sat :98
Attempting to minimize the solution found.
Minimization took 1 ms.
[2023-03-07 23:04:47] [INFO ] After 25025ms SMT Verify possible using all constraints in natural domain returned unsat :255 sat :98
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK STRUCTURAL_REDUCTION TOPOLOGICAL INITIAL_STATE SAT_SMT
Total runtime 57107 ms.
ITS solved all properties within timeout

BK_STOP 1678230288731

--------------------
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="CloudDeployment-PT-4b"
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 CloudDeployment-PT-4b, 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 r085-smll-167814406800252"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudDeployment-PT-4b.tgz
mv CloudDeployment-PT-4b 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 ;