Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r276-smll-171654415800047.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=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 2-5568
Executing tool greatspnxred
Input is Parking-PT-416, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r276-smll-171654415800047
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 6.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K May 19 07:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 19 16:12 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 19 07:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 19 18:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.7K Apr 11 17:08 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 62K Apr 11 17:08 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.5K Apr 11 16:59 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 87K Apr 11 16:59 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 07:41 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 23 07:41 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 107K May 18 16:43 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 1716814566935

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Parking-PT-416
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-27 12:56:09] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-27 12:56:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-27 12:56:09] [INFO ] Load time of PNML (sax parser for PT used): 166 ms
[2024-05-27 12:56:09] [INFO ] Transformed 305 places.
[2024-05-27 12:56:09] [INFO ] Transformed 433 transitions.
[2024-05-27 12:56:09] [INFO ] Found NUPN structural information;
[2024-05-27 12:56:09] [INFO ] Parsed PT model containing 305 places and 433 transitions and 1289 arcs in 357 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 305/305 places, 433/433 transitions.
Ensure Unique test removed 176 transitions
Reduce isomorphic transitions removed 176 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 184 rules applied. Total rules applied 184 place count 305 transition count 249
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 192 place count 297 transition count 249
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 192 place count 297 transition count 241
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 208 place count 289 transition count 241
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 1 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 240 place count 273 transition count 225
Applied a total of 240 rules in 113 ms. Remains 273 /305 variables (removed 32) and now considering 225/433 (removed 208) transitions.
// Phase 1: matrix 225 rows 273 cols
[2024-05-27 12:56:09] [INFO ] Computed 76 invariants in 29 ms
[2024-05-27 12:56:10] [INFO ] Implicit Places using invariants in 945 ms returned [47, 54, 60, 66, 82, 84, 109, 116, 122, 128, 144, 146, 171, 178, 184, 190, 206, 208, 233, 240, 246, 252, 268, 270]
Discarding 24 places :
Implicit Place search using SMT only with invariants took 1009 ms to find 24 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 249/305 places, 225/433 transitions.
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 1 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 0 with 40 rules applied. Total rules applied 40 place count 229 transition count 205
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -19
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 42 place count 228 transition count 224
Applied a total of 42 rules in 43 ms. Remains 228 /249 variables (removed 21) and now considering 224/225 (removed 1) transitions.
// Phase 1: matrix 224 rows 228 cols
[2024-05-27 12:56:10] [INFO ] Computed 52 invariants in 12 ms
[2024-05-27 12:56:11] [INFO ] Implicit Places using invariants in 386 ms returned []
[2024-05-27 12:56:11] [INFO ] Invariant cache hit.
[2024-05-27 12:56:11] [INFO ] State equation strengthened by 104 read => feed constraints.
[2024-05-27 12:56:12] [INFO ] Implicit Places using invariants and state equation in 712 ms returned []
Implicit Place search using SMT with State Equation took 1102 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 228/305 places, 224/433 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 2303 ms. Remains : 228/305 places, 224/433 transitions.
Discarding 92 transitions out of 224. Remains 132
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (526 resets) in 4301 ms. (9 steps per ms) remains 28/131 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 55 ms. (71 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 28/28 properties
[2024-05-27 12:56:13] [INFO ] Invariant cache hit.
[2024-05-27 12:56:13] [INFO ] State equation strengthened by 104 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 56/56 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/56 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 132/188 variables, 32/88 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/188 variables, 132/220 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 40/228 variables, 20/240 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/228 variables, 40/280 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/228 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (OVERLAPS) 224/452 variables, 228/508 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/452 variables, 104/612 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/452 variables, 0/612 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 11 (OVERLAPS) 0/452 variables, 0/612 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Real declared 452/452 variables, and 612 constraints, problems are : Problem set: 0 solved, 28 unsolved in 3042 ms.
Refiners :[Domain max(s): 228/228 constraints, Positive P Invariants (semi-flows): 52/52 constraints, State Equation: 228/228 constraints, ReadFeed: 104/104 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 56/56 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/56 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (OVERLAPS) 132/188 variables, 32/88 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/188 variables, 132/220 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 5 (OVERLAPS) 40/228 variables, 20/240 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/228 variables, 40/280 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/228 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 8 (OVERLAPS) 224/452 variables, 228/508 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/452 variables, 104/612 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/452 variables, 28/640 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/452 variables, 0/640 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 12 (OVERLAPS) 0/452 variables, 0/640 constraints. Problems are: Problem set: 0 solved, 28 unsolved
No progress, stopping.
After SMT solving in domain Int declared 452/452 variables, and 640 constraints, problems are : Problem set: 0 solved, 28 unsolved in 3663 ms.
Refiners :[Domain max(s): 228/228 constraints, Positive P Invariants (semi-flows): 52/52 constraints, State Equation: 228/228 constraints, ReadFeed: 104/104 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints]
After SMT, in 6811ms problems are : Problem set: 0 solved, 28 unsolved
Parikh walk visited 25 properties in 5781 ms.
Support contains 6 out of 228 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 228/228 places, 224/224 transitions.
Free-agglomeration rule applied 60 times.
Iterating global reduction 0 with 60 rules applied. Total rules applied 60 place count 228 transition count 164
Reduce places removed 60 places and 0 transitions.
Iterating post reduction 0 with 60 rules applied. Total rules applied 120 place count 168 transition count 164
Applied a total of 120 rules in 90 ms. Remains 168 /228 variables (removed 60) and now considering 164/224 (removed 60) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 90 ms. Remains : 168/228 places, 164/224 transitions.
RANDOM walk for 1289 steps (0 resets) in 15 ms. (80 steps per ms) remains 0/3 properties
Able to resolve query QuasiLiveness after proving 132 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 17158 ms.
ITS solved all properties within timeout

BK_STOP 1716814586560

--------------------
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_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /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="Parking-PT-416"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="greatspnxred"
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 2-5568"
echo " Executing tool greatspnxred"
echo " Input is Parking-PT-416, 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 r276-smll-171654415800047"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Parking-PT-416.tgz
mv Parking-PT-416 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 ;