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.r510-tall-171654365200382.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 NoC3x3-PT-4B, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r510-tall-171654365200382
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 7.2K 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 5.9K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K 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 3.6K Apr 23 07:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K 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 16K Apr 23 07:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 12 07:30 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 128K Apr 12 07:30 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 12 07:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 91K Apr 12 07:29 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 3 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 608K 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 1717232173635

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=NoC3x3-PT-4B
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 08:56:15] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-06-01 08:56:15] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 08:56:15] [INFO ] Load time of PNML (sax parser for PT used): 177 ms
[2024-06-01 08:56:15] [INFO ] Transformed 2328 places.
[2024-06-01 08:56:15] [INFO ] Transformed 2701 transitions.
[2024-06-01 08:56:15] [INFO ] Found NUPN structural information;
[2024-06-01 08:56:15] [INFO ] Parsed PT model containing 2328 places and 2701 transitions and 6091 arcs in 337 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 2328/2328 places, 2701/2701 transitions.
Graph (trivial) has 2324 edges and 2328 vertex of which 1399 / 2328 are part of one of the 33 SCC in 11 ms
Free SCC test removed 1366 places
Ensure Unique test removed 1620 transitions
Reduce isomorphic transitions removed 1620 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 0 with 33 rules applied. Total rules applied 34 place count 962 transition count 1048
Reduce places removed 33 places and 0 transitions.
Iterating post reduction 1 with 33 rules applied. Total rules applied 67 place count 929 transition count 1048
Performed 494 Post agglomeration using F-continuation condition.Transition count delta: 494
Deduced a syphon composed of 494 places in 1 ms
Reduce places removed 494 places and 0 transitions.
Iterating global reduction 2 with 988 rules applied. Total rules applied 1055 place count 435 transition count 554
Applied a total of 1055 rules in 146 ms. Remains 435 /2328 variables (removed 1893) and now considering 554/2701 (removed 2147) transitions.
[2024-06-01 08:56:15] [INFO ] Flow matrix only has 488 transitions (discarded 66 similar events)
// Phase 1: matrix 488 rows 435 cols
[2024-06-01 08:56:15] [INFO ] Computed 66 invariants in 24 ms
[2024-06-01 08:56:16] [INFO ] Implicit Places using invariants in 640 ms returned [13, 54, 99, 142, 209, 278, 323, 368, 415]
Discarding 9 places :
Implicit Place search using SMT only with invariants took 679 ms to find 9 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 426/2328 places, 554/2701 transitions.
Graph (trivial) has 265 edges and 426 vertex of which 48 / 426 are part of one of the 24 SCC in 1 ms
Free SCC test removed 24 places
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 48 transitions.
Applied a total of 1 rules in 8 ms. Remains 402 /426 variables (removed 24) and now considering 506/554 (removed 48) transitions.
[2024-06-01 08:56:16] [INFO ] Flow matrix only has 440 transitions (discarded 66 similar events)
// Phase 1: matrix 440 rows 402 cols
[2024-06-01 08:56:16] [INFO ] Computed 57 invariants in 4 ms
[2024-06-01 08:56:16] [INFO ] Implicit Places using invariants in 255 ms returned []
[2024-06-01 08:56:16] [INFO ] Flow matrix only has 440 transitions (discarded 66 similar events)
[2024-06-01 08:56:16] [INFO ] Invariant cache hit.
[2024-06-01 08:56:16] [INFO ] State equation strengthened by 15 read => feed constraints.
[2024-06-01 08:56:17] [INFO ] Implicit Places using invariants and state equation in 594 ms returned []
Implicit Place search using SMT with State Equation took 854 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 402/2328 places, 506/2701 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1717 ms. Remains : 402/2328 places, 506/2701 transitions.
Discarding 184 transitions out of 506. Remains 322
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (548 resets) in 2863 ms. (13 steps per ms) remains 4/321 properties
BEST_FIRST walk for 40004 steps (8 resets) in 156 ms. (254 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 118 ms. (336 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 114 ms. (347 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 96 ms. (412 steps per ms) remains 4/4 properties
[2024-06-01 08:56:18] [INFO ] Flow matrix only has 440 transitions (discarded 66 similar events)
[2024-06-01 08:56:18] [INFO ] Invariant cache hit.
[2024-06-01 08:56:18] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 57/65 variables, 8/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 57/73 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 337/402 variables, 49/122 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/402 variables, 337/459 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/402 variables, 0/459 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 439/841 variables, 402/861 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/841 variables, 14/875 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/841 variables, 0/875 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 1/842 variables, 1/876 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/842 variables, 0/876 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 0/842 variables, 0/876 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 842/842 variables, and 876 constraints, problems are : Problem set: 0 solved, 4 unsolved in 704 ms.
Refiners :[Domain max(s): 402/402 constraints, Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 402/402 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 57/65 variables, 8/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 57/73 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 337/402 variables, 49/122 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/402 variables, 337/459 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/402 variables, 0/459 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 439/841 variables, 402/861 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/841 variables, 14/875 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/841 variables, 4/879 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/841 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 1/842 variables, 1/880 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/842 variables, 0/880 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 0/842 variables, 0/880 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 842/842 variables, and 880 constraints, problems are : Problem set: 0 solved, 4 unsolved in 592 ms.
Refiners :[Domain max(s): 402/402 constraints, Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 402/402 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 1329ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 2 different solutions.
Finished Parikh walk after 76 steps, including 1 resets, run visited all 4 properties in 5 ms. (steps per millisecond=15 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 4 properties in 19 ms.
Able to resolve query QuasiLiveness after proving 322 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 4624 ms.
ITS solved all properties within timeout

BK_STOP 1717232179841

--------------------
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="NoC3x3-PT-4B"
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 NoC3x3-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 r510-tall-171654365200382"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-4B.tgz
mv NoC3x3-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 ;