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.r443-smll-171701109500005.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 UtahNoC-PT-none, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r443-smll-171701109500005
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 636K
-rw-r--r-- 1 mcc users 6.5K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K 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 46K 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 3.3K Apr 23 08:03 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Apr 23 08:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Apr 23 08:03 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 23 08:03 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 12 10:11 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 109K Apr 12 10:11 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.3K Apr 12 10:10 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 72K Apr 12 10:10 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 08:03 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 23 08:03 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 205K 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 UtahNoC-PT-none-UpperBounds-00
FORMULA_NAME UtahNoC-PT-none-UpperBounds-01
FORMULA_NAME UtahNoC-PT-none-UpperBounds-02
FORMULA_NAME UtahNoC-PT-none-UpperBounds-03
FORMULA_NAME UtahNoC-PT-none-UpperBounds-04
FORMULA_NAME UtahNoC-PT-none-UpperBounds-05
FORMULA_NAME UtahNoC-PT-none-UpperBounds-06
FORMULA_NAME UtahNoC-PT-none-UpperBounds-07
FORMULA_NAME UtahNoC-PT-none-UpperBounds-08
FORMULA_NAME UtahNoC-PT-none-UpperBounds-09
FORMULA_NAME UtahNoC-PT-none-UpperBounds-10
FORMULA_NAME UtahNoC-PT-none-UpperBounds-11
FORMULA_NAME UtahNoC-PT-none-UpperBounds-12
FORMULA_NAME UtahNoC-PT-none-UpperBounds-13
FORMULA_NAME UtahNoC-PT-none-UpperBounds-14
FORMULA_NAME UtahNoC-PT-none-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1717052796818

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=UtahNoC-PT-none
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-30 07:06:39] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-05-30 07:06:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-30 07:06:39] [INFO ] Load time of PNML (sax parser for PT used): 247 ms
[2024-05-30 07:06:39] [INFO ] Transformed 216 places.
[2024-05-30 07:06:39] [INFO ] Transformed 977 transitions.
[2024-05-30 07:06:39] [INFO ] Found NUPN structural information;
[2024-05-30 07:06:40] [INFO ] Parsed PT model containing 216 places and 977 transitions and 2905 arcs in 495 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 18 ms.
Ensure Unique test removed 148 transitions
Reduce redundant transitions removed 148 transitions.
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]
[2024-05-30 07:06:40] [INFO ] Flow matrix only has 427 transitions (discarded 402 similar events)
// Phase 1: matrix 427 rows 216 cols
[2024-05-30 07:06:40] [INFO ] Computed 8 invariants in 35 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 (2 resets) in 107 ms. (92 steps per ms)
FORMULA UtahNoC-PT-none-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA UtahNoC-PT-none-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA UtahNoC-PT-none-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA UtahNoC-PT-none-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA UtahNoC-PT-none-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA UtahNoC-PT-none-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA UtahNoC-PT-none-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA UtahNoC-PT-none-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA UtahNoC-PT-none-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA UtahNoC-PT-none-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA UtahNoC-PT-none-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA UtahNoC-PT-none-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA UtahNoC-PT-none-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 30001 steps (6 resets) in 61 ms. (483 steps per ms)
FORMULA UtahNoC-PT-none-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[1, 1]
[2024-05-30 07:06:40] [INFO ] Flow matrix only has 427 transitions (discarded 402 similar events)
[2024-05-30 07:06:40] [INFO ] Invariant cache hit.
[2024-05-30 07:06:41] [INFO ] [Real]Absence check using 8 positive place invariants in 23 ms returned sat
[2024-05-30 07:06:41] [INFO ] [Real]Absence check using state equation in 319 ms returned sat
[2024-05-30 07:06:41] [INFO ] State equation strengthened by 43 read => feed constraints.
[2024-05-30 07:06:41] [INFO ] [Real]Added 43 Read/Feed constraints in 33 ms returned sat
[2024-05-30 07:06:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-30 07:06:41] [INFO ] [Nat]Absence check using 8 positive place invariants in 14 ms returned sat
[2024-05-30 07:06:42] [INFO ] [Nat]Absence check using state equation in 243 ms returned sat
[2024-05-30 07:06:42] [INFO ] [Nat]Added 43 Read/Feed constraints in 31 ms returned sat
[2024-05-30 07:06:42] [INFO ] Computed and/alt/rep : 374/1166/374 causal constraints (skipped 52 transitions) in 79 ms.
[2024-05-30 07:06:45] [INFO ] Added : 265 causal constraints over 54 iterations in 2922 ms. Result :sat
Minimization took 269 ms.
[2024-05-30 07:06:45] [INFO ] [Real]Absence check using 8 positive place invariants in 12 ms returned sat
[2024-05-30 07:06:45] [INFO ] [Real]Absence check using state equation in 267 ms returned sat
[2024-05-30 07:06:45] [INFO ] [Real]Added 43 Read/Feed constraints in 21 ms returned sat
[2024-05-30 07:06:45] [INFO ] Solution in real domain found non-integer solution.
[2024-05-30 07:06:45] [INFO ] [Nat]Absence check using 8 positive place invariants in 11 ms returned sat
[2024-05-30 07:06:46] [INFO ] [Nat]Absence check using state equation in 218 ms returned sat
[2024-05-30 07:06:46] [INFO ] [Nat]Added 43 Read/Feed constraints in 23 ms returned sat
[2024-05-30 07:06:46] [INFO ] Computed and/alt/rep : 374/1166/374 causal constraints (skipped 52 transitions) in 90 ms.
[2024-05-30 07:06:48] [INFO ] Added : 249 causal constraints over 53 iterations in 2342 ms. Result :sat
Minimization took 166 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0] Max Struct:[1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 1] Max Struct:[1, 1]
Support contains 2 out of 216 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 216/216 places, 829/829 transitions.
Graph (trivial) has 356 edges and 216 vertex of which 90 / 216 are part of one of the 13 SCC in 7 ms
Free SCC test removed 77 places
Drop transitions (Empty/Sink Transition effects.) removed 249 transitions
Ensure Unique test removed 78 transitions
Reduce isomorphic transitions removed 327 transitions.
Discarding 34 places :
Symmetric choice reduction at 0 with 34 rule applications. Total rules 35 place count 105 transition count 372
Iterating global reduction 0 with 34 rules applied. Total rules applied 69 place count 105 transition count 372
Ensure Unique test removed 46 transitions
Reduce isomorphic transitions removed 46 transitions.
Iterating post reduction 0 with 46 rules applied. Total rules applied 115 place count 105 transition count 326
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 124 place count 96 transition count 304
Iterating global reduction 1 with 9 rules applied. Total rules applied 133 place count 96 transition count 304
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 1 with 12 rules applied. Total rules applied 145 place count 96 transition count 292
Performed 4 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
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 153 place count 92 transition count 285
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 2 with 15 rules applied. Total rules applied 168 place count 92 transition count 270
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 5 rules applied. Total rules applied 173 place count 89 transition count 268
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -19
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 4 with 12 rules applied. Total rules applied 185 place count 83 transition count 287
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 186 place count 83 transition count 286
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 187 place count 83 transition count 285
Free-agglomeration rule applied 4 times.
Iterating global reduction 5 with 4 rules applied. Total rules applied 191 place count 83 transition count 281
Reduce places removed 4 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 197 place count 79 transition count 279
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 6 with 2 rules applied. Total rules applied 199 place count 79 transition count 277
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 6 with 1 rules applied. Total rules applied 200 place count 79 transition count 279
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 201 place count 78 transition count 279
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 7 with 4 rules applied. Total rules applied 205 place count 78 transition count 279
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 206 place count 78 transition count 278
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 8 with 1 rules applied. Total rules applied 207 place count 77 transition count 277
Reduce places removed 2 places and 0 transitions.
Graph (trivial) has 76 edges and 75 vertex of which 18 / 75 are part of one of the 4 SCC in 0 ms
Free SCC test removed 14 places
Iterating post reduction 8 with 3 rules applied. Total rules applied 210 place count 61 transition count 277
Drop transitions (Empty/Sink Transition effects.) removed 25 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 55 transitions.
Iterating post reduction 9 with 55 rules applied. Total rules applied 265 place count 61 transition count 222
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 268 place count 58 transition count 210
Iterating global reduction 10 with 3 rules applied. Total rules applied 271 place count 58 transition count 210
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -12
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 10 with 6 rules applied. Total rules applied 277 place count 55 transition count 222
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 10 with 2 rules applied. Total rules applied 279 place count 55 transition count 220
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 11 with 10 rules applied. Total rules applied 289 place count 55 transition count 210
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 290 place count 54 transition count 209
Applied a total of 290 rules in 301 ms. Remains 54 /216 variables (removed 162) and now considering 209/829 (removed 620) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 323 ms. Remains : 54/216 places, 209/829 transitions.
[2024-05-30 07:06:49] [INFO ] Flow matrix only has 125 transitions (discarded 84 similar events)
// Phase 1: matrix 125 rows 54 cols
[2024-05-30 07:06:49] [INFO ] Computed 6 invariants in 6 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 1] Max Struct:[1, 1]
FORMULA UtahNoC-PT-none-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000000 steps (2 resets) in 1746 ms. (572 steps per ms)
FORMULA UtahNoC-PT-none-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (2 resets) in 369 ms. (2702 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 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 12169 ms.
ITS solved all properties within timeout

BK_STOP 1717052811671

--------------------
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="UtahNoC-PT-none"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="greatspnxred"
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 greatspnxred"
echo " Input is UtahNoC-PT-none, 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 r443-smll-171701109500005"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtahNoC-PT-none.tgz
mv UtahNoC-PT-none 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 ;