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.r215-smll-167840357700152.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 ltsminxred
Input is HealthRecord-PT-02, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r215-smll-167840357700152
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 452K
-rw-r--r-- 1 mcc users 6.8K Feb 26 17:43 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K Feb 26 17:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.5K Feb 26 17:40 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K Feb 26 17:40 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 16:13 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 16:13 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 16:13 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:13 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 17:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 126K Feb 26 17:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Feb 26 17:43 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 55K Feb 26 17:43 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:13 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:13 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 47K 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 1678617975179

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=HealthRecord-PT-02
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 10:46:19] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-12 10:46:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 10:46:19] [INFO ] Load time of PNML (sax parser for PT used): 118 ms
[2023-03-12 10:46:19] [INFO ] Transformed 119 places.
[2023-03-12 10:46:19] [INFO ] Transformed 225 transitions.
[2023-03-12 10:46:19] [INFO ] Found NUPN structural information;
[2023-03-12 10:46:19] [INFO ] Parsed PT model containing 119 places and 225 transitions and 577 arcs in 294 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 119/119 places, 225/225 transitions.
Graph (trivial) has 182 edges and 119 vertex of which 12 / 119 are part of one of the 6 SCC in 8 ms
Free SCC test removed 6 places
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Performed 42 Post agglomeration using F-continuation condition.Transition count delta: 42
Deduced a syphon composed of 42 places in 1 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 0 with 84 rules applied. Total rules applied 85 place count 71 transition count 171
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 86 place count 71 transition count 170
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 15 places in 1 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 1 with 30 rules applied. Total rules applied 116 place count 56 transition count 179
Applied a total of 116 rules in 58 ms. Remains 56 /119 variables (removed 63) and now considering 179/225 (removed 46) transitions.
[2023-03-12 10:46:19] [INFO ] Flow matrix only has 150 transitions (discarded 29 similar events)
// Phase 1: matrix 150 rows 56 cols
[2023-03-12 10:46:19] [INFO ] Computed 14 place invariants in 16 ms
[2023-03-12 10:46:19] [INFO ] Implicit Places using invariants in 347 ms returned []
[2023-03-12 10:46:19] [INFO ] Flow matrix only has 150 transitions (discarded 29 similar events)
[2023-03-12 10:46:19] [INFO ] Invariant cache hit.
[2023-03-12 10:46:20] [INFO ] State equation strengthened by 36 read => feed constraints.
[2023-03-12 10:46:20] [INFO ] Implicit Places using invariants and state equation in 204 ms returned []
Implicit Place search using SMT with State Equation took 612 ms to find 0 implicit places.
[2023-03-12 10:46:20] [INFO ] Flow matrix only has 150 transitions (discarded 29 similar events)
[2023-03-12 10:46:20] [INFO ] Invariant cache hit.
[2023-03-12 10:46:20] [INFO ] Dead Transitions using invariants and state equation in 347 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 56/119 places, 179/225 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 1021 ms. Remains : 56/119 places, 179/225 transitions.
Discarding 132 transitions out of 179. Remains 47
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 1300 resets, run finished after 843 ms. (steps per millisecond=11 ) properties (out of 46) seen :38
Incomplete Best-First random walk after 10001 steps, including 185 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 193 resets, run finished after 62 ms. (steps per millisecond=161 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 174 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 8) seen :1
Incomplete Best-First random walk after 10001 steps, including 182 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 7) seen :3
Incomplete Best-First random walk after 10001 steps, including 186 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-03-12 10:46:21] [INFO ] Flow matrix only has 150 transitions (discarded 29 similar events)
[2023-03-12 10:46:21] [INFO ] Invariant cache hit.
[2023-03-12 10:46:21] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-12 10:46:21] [INFO ] [Real]Absence check using 8 positive and 6 generalized place invariants in 3 ms returned sat
[2023-03-12 10:46:21] [INFO ] After 100ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2 real:2
[2023-03-12 10:46:21] [INFO ] State equation strengthened by 36 read => feed constraints.
[2023-03-12 10:46:21] [INFO ] After 26ms SMT Verify possible using 36 Read/Feed constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-12 10:46:21] [INFO ] After 229ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-12 10:46:21] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-12 10:46:21] [INFO ] [Nat]Absence check using 8 positive and 6 generalized place invariants in 3 ms returned sat
[2023-03-12 10:46:22] [INFO ] After 94ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-12 10:46:22] [INFO ] After 54ms SMT Verify possible using 36 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-12 10:46:22] [INFO ] After 164ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 64 ms.
[2023-03-12 10:46:22] [INFO ] After 396ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Fused 4 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 87 ms.
Support contains 12 out of 56 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 56/56 places, 179/179 transitions.
Graph (complete) has 267 edges and 56 vertex of which 49 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.2 ms
Discarding 7 places :
Also discarding 7 output transitions
Drop transitions removed 7 transitions
Drop transitions removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 9 place count 49 transition count 164
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 19 place count 39 transition count 118
Iterating global reduction 1 with 10 rules applied. Total rules applied 29 place count 39 transition count 118
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 38 place count 39 transition count 109
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 40 place count 37 transition count 101
Iterating global reduction 2 with 2 rules applied. Total rules applied 42 place count 37 transition count 101
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 44 place count 35 transition count 95
Iterating global reduction 2 with 2 rules applied. Total rules applied 46 place count 35 transition count 95
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 50 place count 35 transition count 91
Drop transitions removed 19 transitions
Redundant transition composition rules discarded 19 transitions
Iterating global reduction 3 with 19 rules applied. Total rules applied 69 place count 35 transition count 72
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 71 place count 34 transition count 72
Partial Free-agglomeration rule applied 9 times.
Drop transitions removed 9 transitions
Iterating global reduction 3 with 9 rules applied. Total rules applied 80 place count 34 transition count 72
Applied a total of 80 rules in 37 ms. Remains 34 /56 variables (removed 22) and now considering 72/179 (removed 107) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37 ms. Remains : 34/56 places, 72/179 transitions.
Finished random walk after 25713 steps, including 3238 resets, run visited all 4 properties in 497 ms. (steps per millisecond=51 )
Able to resolve query QuasiLiveness after proving 47 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 3815 ms.
ITS solved all properties within timeout

BK_STOP 1678617983881

--------------------
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="HealthRecord-PT-02"
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 HealthRecord-PT-02, 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 r215-smll-167840357700152"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HealthRecord-PT-02.tgz
mv HealthRecord-PT-02 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 ;