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.r508-tall-171654352100645.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-6B, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r508-tall-171654352100645
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 6.9K 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 56K 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 3.2K May 19 07:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 19 16:11 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 19 07:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 19 18:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 19K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 211K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.5K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 85K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.4K May 19 07:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 19 15:29 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 552K 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 positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME NoC3x3-PT-6B-UpperBounds-00
FORMULA_NAME NoC3x3-PT-6B-UpperBounds-01
FORMULA_NAME NoC3x3-PT-6B-UpperBounds-02
FORMULA_NAME NoC3x3-PT-6B-UpperBounds-03
FORMULA_NAME NoC3x3-PT-6B-UpperBounds-04
FORMULA_NAME NoC3x3-PT-6B-UpperBounds-05
FORMULA_NAME NoC3x3-PT-6B-UpperBounds-06
FORMULA_NAME NoC3x3-PT-6B-UpperBounds-07
FORMULA_NAME NoC3x3-PT-6B-UpperBounds-08
FORMULA_NAME NoC3x3-PT-6B-UpperBounds-09
FORMULA_NAME NoC3x3-PT-6B-UpperBounds-10
FORMULA_NAME NoC3x3-PT-6B-UpperBounds-11
FORMULA_NAME NoC3x3-PT-6B-UpperBounds-12
FORMULA_NAME NoC3x3-PT-6B-UpperBounds-13
FORMULA_NAME NoC3x3-PT-6B-UpperBounds-14
FORMULA_NAME NoC3x3-PT-6B-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1717243627055

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=NoC3x3-PT-6B
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 12:07:08] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-06-01 12:07:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 12:07:08] [INFO ] Load time of PNML (sax parser for PT used): 162 ms
[2024-06-01 12:07:08] [INFO ] Transformed 1544 places.
[2024-06-01 12:07:08] [INFO ] Transformed 2229 transitions.
[2024-06-01 12:07:08] [INFO ] Found NUPN structural information;
[2024-06-01 12:07:08] [INFO ] Parsed PT model containing 1544 places and 2229 transitions and 6663 arcs in 283 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
// Phase 1: matrix 2229 rows 1544 cols
[2024-06-01 12:07:08] [INFO ] Computed 66 invariants in 44 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (23 resets) in 67 ms. (147 steps per ms)
FORMULA NoC3x3-PT-6B-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-6B-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-6B-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-6B-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-6B-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-6B-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-6B-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-6B-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-6B-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-6B-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-6B-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-6B-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-6B-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-6B-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA NoC3x3-PT-6B-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 10001 steps (3 resets) in 16 ms. (588 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-06-01 12:07:08] [INFO ] Invariant cache hit.
[2024-06-01 12:07:09] [INFO ] [Real]Absence check using 66 positive place invariants in 59 ms returned sat
[2024-06-01 12:07:09] [INFO ] [Real]Absence check using state equation in 650 ms returned sat
[2024-06-01 12:07:10] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 12:07:10] [INFO ] [Nat]Absence check using 66 positive place invariants in 60 ms returned sat
[2024-06-01 12:07:11] [INFO ] [Nat]Absence check using state equation in 655 ms returned sat
[2024-06-01 12:07:11] [INFO ] Computed and/alt/rep : 2062/7621/2062 causal constraints (skipped 166 transitions) in 157 ms.
Maximisation of solution failed !
Minimization took 17 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 1544 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place p336) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 1544/1544 places, 2228/2228 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 230 transitions
Trivial Post-agglo rules discarded 230 transitions
Performed 230 trivial Post agglomeration. Transition count delta: 230
Iterating post reduction 0 with 230 rules applied. Total rules applied 230 place count 1544 transition count 1998
Reduce places removed 230 places and 0 transitions.
Iterating post reduction 1 with 230 rules applied. Total rules applied 460 place count 1314 transition count 1998
Performed 65 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 65 Pre rules applied. Total rules applied 460 place count 1314 transition count 1933
Deduced a syphon composed of 65 places in 5 ms
Reduce places removed 65 places and 0 transitions.
Iterating global reduction 2 with 130 rules applied. Total rules applied 590 place count 1249 transition count 1933
Discarding 272 places :
Symmetric choice reduction at 2 with 272 rule applications. Total rules 862 place count 977 transition count 1661
Iterating global reduction 2 with 272 rules applied. Total rules applied 1134 place count 977 transition count 1661
Performed 33 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 33 Pre rules applied. Total rules applied 1134 place count 977 transition count 1628
Deduced a syphon composed of 33 places in 4 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 2 with 66 rules applied. Total rules applied 1200 place count 944 transition count 1628
Discarding 110 places :
Symmetric choice reduction at 2 with 110 rule applications. Total rules 1310 place count 834 transition count 1277
Iterating global reduction 2 with 110 rules applied. Total rules applied 1420 place count 834 transition count 1277
Discarding 56 places :
Symmetric choice reduction at 2 with 56 rule applications. Total rules 1476 place count 778 transition count 1162
Iterating global reduction 2 with 56 rules applied. Total rules applied 1532 place count 778 transition count 1162
Discarding 25 places :
Symmetric choice reduction at 2 with 25 rule applications. Total rules 1557 place count 753 transition count 1112
Iterating global reduction 2 with 25 rules applied. Total rules applied 1582 place count 753 transition count 1112
Discarding 17 places :
Symmetric choice reduction at 2 with 17 rule applications. Total rules 1599 place count 736 transition count 1076
Iterating global reduction 2 with 17 rules applied. Total rules applied 1616 place count 736 transition count 1076
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 1620 place count 732 transition count 1068
Iterating global reduction 2 with 4 rules applied. Total rules applied 1624 place count 732 transition count 1068
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 1628 place count 728 transition count 1060
Iterating global reduction 2 with 4 rules applied. Total rules applied 1632 place count 728 transition count 1060
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 1636 place count 728 transition count 1056
Performed 154 Post agglomeration using F-continuation condition.Transition count delta: 154
Deduced a syphon composed of 154 places in 1 ms
Reduce places removed 154 places and 0 transitions.
Iterating global reduction 3 with 308 rules applied. Total rules applied 1944 place count 574 transition count 902
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -31
Deduced a syphon composed of 101 places in 0 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 3 with 202 rules applied. Total rules applied 2146 place count 473 transition count 933
Performed 39 Post agglomeration using F-continuation condition.Transition count delta: -15
Deduced a syphon composed of 39 places in 1 ms
Reduce places removed 39 places and 0 transitions.
Iterating global reduction 3 with 78 rules applied. Total rules applied 2224 place count 434 transition count 948
Drop transitions (Redundant composition of simpler transitions.) removed 23 transitions
Redundant transition composition rules discarded 23 transitions
Iterating global reduction 3 with 23 rules applied. Total rules applied 2247 place count 434 transition count 925
Free-agglomeration rule applied 25 times.
Iterating global reduction 3 with 25 rules applied. Total rules applied 2272 place count 434 transition count 900
Reduce places removed 25 places and 0 transitions.
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 3 with 39 rules applied. Total rules applied 2311 place count 409 transition count 886
Applied a total of 2311 rules in 616 ms. Remains 409 /1544 variables (removed 1135) and now considering 886/2228 (removed 1342) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 627 ms. Remains : 409/1544 places, 886/2228 transitions.
// Phase 1: matrix 886 rows 409 cols
[2024-06-01 12:07:15] [INFO ] Computed 66 invariants in 8 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (6921 resets) in 4280 ms. (233 steps per ms)
FORMULA NoC3x3-PT-6B-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (349 resets) in 1150 ms. (868 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 5 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 12998 ms.
ITS solved all properties within timeout

BK_STOP 1717243641200

--------------------
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 UpperBounds -timeout 360 -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-6B"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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-6B, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r508-tall-171654352100645"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-6B.tgz
mv NoC3x3-PT-6B execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;