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.r514-smll-171654416600042.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 ltsminxred
Input is Parking-PT-208, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r514-smll-171654416600042
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 536K
-rw-r--r-- 1 mcc users 7.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 95K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K 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 3.8K Apr 23 07:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 23 07:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Apr 23 07:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 23 07:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 11 16:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 120K Apr 11 16:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.6K Apr 11 16:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 89K Apr 11 16:21 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 49K 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 1717242712035

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Parking-PT-208
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 11:51:54] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-06-01 11:51:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 11:51:55] [INFO ] Load time of PNML (sax parser for PT used): 158 ms
[2024-06-01 11:51:55] [INFO ] Transformed 137 places.
[2024-06-01 11:51:55] [INFO ] Transformed 201 transitions.
[2024-06-01 11:51:55] [INFO ] Found NUPN structural information;
[2024-06-01 11:51:55] [INFO ] Parsed PT model containing 137 places and 201 transitions and 593 arcs in 409 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 137/137 places, 201/201 transitions.
Ensure Unique test removed 84 transitions
Reduce isomorphic transitions removed 84 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 88 rules applied. Total rules applied 88 place count 137 transition count 113
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 92 place count 133 transition count 113
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 92 place count 133 transition count 109
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 100 place count 129 transition count 109
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
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 116 place count 121 transition count 101
Applied a total of 116 rules in 123 ms. Remains 121 /137 variables (removed 16) and now considering 101/201 (removed 100) transitions.
// Phase 1: matrix 101 rows 121 cols
[2024-06-01 11:51:55] [INFO ] Computed 34 invariants in 15 ms
[2024-06-01 11:51:55] [INFO ] Implicit Places using invariants in 622 ms returned [27, 34, 40, 46, 58, 60, 85, 92, 98, 104, 116, 118]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 709 ms to find 12 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 109/137 places, 101/201 transitions.
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 20 rules applied. Total rules applied 20 place count 99 transition count 91
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -19
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 22 place count 98 transition count 110
Applied a total of 22 rules in 17 ms. Remains 98 /109 variables (removed 11) and now considering 110/101 (removed -9) transitions.
// Phase 1: matrix 110 rows 98 cols
[2024-06-01 11:51:56] [INFO ] Computed 22 invariants in 6 ms
[2024-06-01 11:51:56] [INFO ] Implicit Places using invariants in 227 ms returned []
[2024-06-01 11:51:56] [INFO ] Invariant cache hit.
[2024-06-01 11:51:56] [INFO ] State equation strengthened by 58 read => feed constraints.
[2024-06-01 11:51:56] [INFO ] Implicit Places using invariants and state equation in 482 ms returned []
Implicit Place search using SMT with State Equation took 714 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 98/137 places, 110/201 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1607 ms. Remains : 98/137 places, 110/201 transitions.
Discarding 52 transitions out of 110. Remains 58
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (1215 resets) in 3039 ms. (13 steps per ms) remains 9/57 properties
BEST_FIRST walk for 40003 steps (113 resets) in 357 ms. (111 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (115 resets) in 169 ms. (235 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (113 resets) in 200 ms. (199 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (113 resets) in 135 ms. (294 steps per ms) remains 8/9 properties
BEST_FIRST walk for 40004 steps (114 resets) in 97 ms. (408 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (112 resets) in 104 ms. (380 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (113 resets) in 89 ms. (444 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (112 resets) in 93 ms. (425 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (112 resets) in 121 ms. (327 steps per ms) remains 8/8 properties
[2024-06-01 11:51:58] [INFO ] Invariant cache hit.
[2024-06-01 11:51:58] [INFO ] State equation strengthened by 58 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 58/74 variables, 10/26 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/74 variables, 58/84 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 24/98 variables, 12/96 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/98 variables, 24/120 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/98 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 110/208 variables, 98/218 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/208 variables, 58/276 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/208 variables, 0/276 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (OVERLAPS) 0/208 variables, 0/276 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 208/208 variables, and 276 constraints, problems are : Problem set: 0 solved, 8 unsolved in 776 ms.
Refiners :[Domain max(s): 98/98 constraints, Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 98/98 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 58/74 variables, 10/26 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/74 variables, 58/84 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/74 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 24/98 variables, 12/96 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/98 variables, 24/120 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/98 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 110/208 variables, 98/218 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/208 variables, 58/276 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/208 variables, 8/284 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/208 variables, 0/284 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 12 (OVERLAPS) 0/208 variables, 0/284 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 208/208 variables, and 284 constraints, problems are : Problem set: 0 solved, 8 unsolved in 680 ms.
Refiners :[Domain max(s): 98/98 constraints, Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 98/98 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 1513ms problems are : Problem set: 0 solved, 8 unsolved
Finished Parikh walk after 38 steps, including 0 resets, run visited all 4 properties in 2 ms. (steps per millisecond=19 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 8 properties in 875 ms.
Able to resolve query QuasiLiveness after proving 58 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 6132 ms.
ITS solved all properties within timeout

BK_STOP 1717242720674

--------------------
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-208"
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 2-5568"
echo " Executing tool ltsminxred"
echo " Input is Parking-PT-208, 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 r514-smll-171654416600042"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Parking-PT-208.tgz
mv Parking-PT-208 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 ;