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.r025-oct2-167813611800277.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..........................
=====================================================================
Generated by BenchKit 2-5348
Executing tool smartxred
Input is AutoFlight-PT-05b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r025-oct2-167813611800277
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 548K
-rw-r--r-- 1 mcc users 6.0K Feb 25 18:08 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K Feb 25 18:08 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Feb 25 18:08 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Feb 25 18:08 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 15:32 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 15:32 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 15:32 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:32 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 25 18:09 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 147K Feb 25 18:09 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Feb 25 18:09 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 42K Feb 25 18:09 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 15:32 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:32 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 113K 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 1679007702182

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=smartxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=AutoFlight-PT-05b
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-16 23:01:44] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-16 23:01:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 23:01:45] [INFO ] Load time of PNML (sax parser for PT used): 77 ms
[2023-03-16 23:01:45] [INFO ] Transformed 482 places.
[2023-03-16 23:01:45] [INFO ] Transformed 480 transitions.
[2023-03-16 23:01:45] [INFO ] Found NUPN structural information;
[2023-03-16 23:01:45] [INFO ] Parsed PT model containing 482 places and 480 transitions and 1120 arcs in 212 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 482/482 places, 480/480 transitions.
Drop transitions removed 189 transitions
Trivial Post-agglo rules discarded 189 transitions
Performed 189 trivial Post agglomeration. Transition count delta: 189
Iterating post reduction 0 with 189 rules applied. Total rules applied 189 place count 482 transition count 291
Reduce places removed 189 places and 0 transitions.
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 25 transitions.
Drop transitions removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 1 with 224 rules applied. Total rules applied 413 place count 293 transition count 256
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 423 place count 283 transition count 256
Performed 67 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 67 Pre rules applied. Total rules applied 423 place count 283 transition count 189
Deduced a syphon composed of 67 places in 2 ms
Reduce places removed 67 places and 0 transitions.
Iterating global reduction 3 with 134 rules applied. Total rules applied 557 place count 216 transition count 189
Performed 92 Post agglomeration using F-continuation condition.Transition count delta: 92
Deduced a syphon composed of 92 places in 1 ms
Reduce places removed 92 places and 0 transitions.
Iterating global reduction 3 with 184 rules applied. Total rules applied 741 place count 124 transition count 97
Applied a total of 741 rules in 35 ms. Remains 124 /482 variables (removed 358) and now considering 97/480 (removed 383) transitions.
// Phase 1: matrix 97 rows 124 cols
[2023-03-16 23:01:45] [INFO ] Computed 34 place invariants in 8 ms
[2023-03-16 23:01:45] [INFO ] Implicit Places using invariants in 464 ms returned [38, 41, 44, 47, 50, 123]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 493 ms to find 6 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 118/482 places, 97/480 transitions.
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 5 Pre rules applied. Total rules applied 0 place count 118 transition count 92
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 10 place count 113 transition count 92
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 0 with 14 rules applied. Total rules applied 24 place count 106 transition count 85
Applied a total of 24 rules in 8 ms. Remains 106 /118 variables (removed 12) and now considering 85/97 (removed 12) transitions.
// Phase 1: matrix 85 rows 106 cols
[2023-03-16 23:01:45] [INFO ] Computed 28 place invariants in 1 ms
[2023-03-16 23:01:45] [INFO ] Implicit Places using invariants in 130 ms returned []
[2023-03-16 23:01:45] [INFO ] Invariant cache hit.
[2023-03-16 23:01:45] [INFO ] State equation strengthened by 25 read => feed constraints.
[2023-03-16 23:01:46] [INFO ] Implicit Places using invariants and state equation in 253 ms returned []
Implicit Place search using SMT with State Equation took 387 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 106/482 places, 85/480 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 923 ms. Remains : 106/482 places, 85/480 transitions.
Discarding 20 transitions out of 85. Remains 65
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 441 resets, run finished after 410 ms. (steps per millisecond=24 ) properties (out of 64) seen :48
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1000 steps, including 3 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1000 steps, including 3 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 16) 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 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 16) seen :1
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 15) seen :1
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 14) 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 14) seen :0
Incomplete Best-First random walk after 1000 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 14) seen :0
Running SMT prover for 14 properties.
[2023-03-16 23:01:46] [INFO ] Invariant cache hit.
[2023-03-16 23:01:46] [INFO ] [Real]Absence check using 28 positive place invariants in 5 ms returned sat
[2023-03-16 23:01:46] [INFO ] After 241ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:14
[2023-03-16 23:01:47] [INFO ] [Nat]Absence check using 28 positive place invariants in 4 ms returned sat
[2023-03-16 23:01:47] [INFO ] After 137ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :14
[2023-03-16 23:01:47] [INFO ] State equation strengthened by 25 read => feed constraints.
[2023-03-16 23:01:47] [INFO ] After 190ms SMT Verify possible using 25 Read/Feed constraints in natural domain returned unsat :0 sat :14
[2023-03-16 23:01:47] [INFO ] Deduced a trap composed of 6 places in 55 ms of which 8 ms to minimize.
[2023-03-16 23:01:47] [INFO ] Deduced a trap composed of 6 places in 37 ms of which 1 ms to minimize.
[2023-03-16 23:01:47] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 144 ms
[2023-03-16 23:01:48] [INFO ] After 771ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :14
Attempting to minimize the solution found.
Minimization took 200 ms.
[2023-03-16 23:01:48] [INFO ] After 1325ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :14
Parikh walk visited 9 properties in 2326 ms.
Support contains 10 out of 106 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 106/106 places, 85/85 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 100 transition count 79
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 100 transition count 79
Free-agglomeration rule applied 12 times.
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 100 transition count 67
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 36 place count 88 transition count 67
Applied a total of 36 rules in 19 ms. Remains 88 /106 variables (removed 18) and now considering 67/85 (removed 18) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 88/106 places, 67/85 transitions.
Incomplete random walk after 1000000 steps, including 40064 resets, run finished after 19041 ms. (steps per millisecond=52 ) properties (out of 5) seen :1
Interrupted Best-First random walk after 841455 steps, including 8359 resets, run timeout after 5001 ms. (steps per millisecond=168 ) properties seen 0
Incomplete Best-First random walk after 1000000 steps, including 7262 resets, run finished after 4346 ms. (steps per millisecond=230 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000000 steps, including 7329 resets, run finished after 4365 ms. (steps per millisecond=229 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 7304 resets, run finished after 3381 ms. (steps per millisecond=295 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
// Phase 1: matrix 67 rows 88 cols
[2023-03-16 23:02:26] [INFO ] Computed 28 place invariants in 2 ms
[2023-03-16 23:02:26] [INFO ] [Real]Absence check using 28 positive place invariants in 5 ms returned sat
[2023-03-16 23:02:26] [INFO ] After 113ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-16 23:02:26] [INFO ] [Nat]Absence check using 28 positive place invariants in 6 ms returned sat
[2023-03-16 23:02:26] [INFO ] After 61ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-16 23:02:26] [INFO ] State equation strengthened by 37 read => feed constraints.
[2023-03-16 23:02:26] [INFO ] After 57ms SMT Verify possible using 37 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-16 23:02:27] [INFO ] After 122ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 52 ms.
[2023-03-16 23:02:27] [INFO ] After 307ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 0 properties in 610 ms.
Support contains 8 out of 88 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 88/88 places, 67/67 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 88 transition count 65
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 86 transition count 65
Applied a total of 4 rules in 7 ms. Remains 86 /88 variables (removed 2) and now considering 65/67 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 86/88 places, 65/67 transitions.
Incomplete random walk after 1000000 steps, including 40109 resets, run finished after 14174 ms. (steps per millisecond=70 ) properties (out of 4) seen :1
Interrupted Best-First random walk after 947774 steps, including 11123 resets, run timeout after 5001 ms. (steps per millisecond=189 ) properties seen 0
Incomplete Best-First random walk after 1000000 steps, including 7818 resets, run finished after 3137 ms. (steps per millisecond=318 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 7824 resets, run finished after 3762 ms. (steps per millisecond=265 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
// Phase 1: matrix 65 rows 86 cols
[2023-03-16 23:02:53] [INFO ] Computed 28 place invariants in 2 ms
[2023-03-16 23:02:53] [INFO ] [Real]Absence check using 28 positive place invariants in 21 ms returned sat
[2023-03-16 23:02:53] [INFO ] After 104ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 23:02:53] [INFO ] [Nat]Absence check using 28 positive place invariants in 7 ms returned sat
[2023-03-16 23:02:54] [INFO ] After 54ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 23:02:54] [INFO ] State equation strengthened by 39 read => feed constraints.
[2023-03-16 23:02:54] [INFO ] After 23ms SMT Verify possible using 39 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 23:02:54] [INFO ] After 58ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 19 ms.
[2023-03-16 23:02:54] [INFO ] After 208ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 161 ms.
Support contains 6 out of 86 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 86/86 places, 65/65 transitions.
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 86 transition count 63
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 84 transition count 63
Applied a total of 4 rules in 7 ms. Remains 84 /86 variables (removed 2) and now considering 63/65 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 84/86 places, 63/65 transitions.
Finished random walk after 259419 steps, including 10332 resets, run visited all 3 properties in 2678 ms. (steps per millisecond=96 )
Able to resolve query QuasiLiveness after proving 65 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 72079 ms.
ITS solved all properties within timeout

BK_STOP 1679007777238

--------------------
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="AutoFlight-PT-05b"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="smartxred"
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 smartxred"
echo " Input is AutoFlight-PT-05b, 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 r025-oct2-167813611800277"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-05b.tgz
mv AutoFlight-PT-05b 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 ;