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.r536-tall-171690532100333.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 StigmergyElection-PT-07a, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r536-tall-171690532100333
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.3M
-rw-r--r-- 1 mcc users 6.6K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K 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 49K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Apr 23 08:00 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 23 08:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 23 08:00 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 23 08:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 11 19:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 156K Apr 11 19:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 11 18:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 108K Apr 11 18:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 23 08:00 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 08:00 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 1.8M 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 StigmergyElection-PT-07a-UpperBounds-00
FORMULA_NAME StigmergyElection-PT-07a-UpperBounds-01
FORMULA_NAME StigmergyElection-PT-07a-UpperBounds-02
FORMULA_NAME StigmergyElection-PT-07a-UpperBounds-03
FORMULA_NAME StigmergyElection-PT-07a-UpperBounds-04
FORMULA_NAME StigmergyElection-PT-07a-UpperBounds-05
FORMULA_NAME StigmergyElection-PT-07a-UpperBounds-06
FORMULA_NAME StigmergyElection-PT-07a-UpperBounds-07
FORMULA_NAME StigmergyElection-PT-07a-UpperBounds-08
FORMULA_NAME StigmergyElection-PT-07a-UpperBounds-09
FORMULA_NAME StigmergyElection-PT-07a-UpperBounds-10
FORMULA_NAME StigmergyElection-PT-07a-UpperBounds-11
FORMULA_NAME StigmergyElection-PT-07a-UpperBounds-12
FORMULA_NAME StigmergyElection-PT-07a-UpperBounds-13
FORMULA_NAME StigmergyElection-PT-07a-UpperBounds-14
FORMULA_NAME StigmergyElection-PT-07a-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1717247191092

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=StigmergyElection-PT-07a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 13:06:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-06-01 13:06:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 13:06:32] [INFO ] Load time of PNML (sax parser for PT used): 225 ms
[2024-06-01 13:06:32] [INFO ] Transformed 100 places.
[2024-06-01 13:06:32] [INFO ] Transformed 2618 transitions.
[2024-06-01 13:06:32] [INFO ] Found NUPN structural information;
[2024-06-01 13:06:32] [INFO ] Parsed PT model containing 100 places and 2618 transitions and 34799 arcs in 347 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Ensure Unique test removed 2229 transitions
Reduce redundant transitions removed 2229 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]
[2024-06-01 13:06:32] [INFO ] Flow matrix only has 368 transitions (discarded 21 similar events)
// Phase 1: matrix 368 rows 100 cols
[2024-06-01 13:06:32] [INFO ] Computed 8 invariants in 22 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 (8 resets) in 139 ms. (71 steps per ms)
FORMULA StigmergyElection-PT-07a-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-07a-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-07a-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-07a-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-07a-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-07a-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-07a-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-07a-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-07a-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-07a-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-07a-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-07a-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-07a-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-07a-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-07a-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 10001 steps (3 resets) in 11 ms. (833 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2024-06-01 13:06:32] [INFO ] Flow matrix only has 368 transitions (discarded 21 similar events)
[2024-06-01 13:06:32] [INFO ] Invariant cache hit.
[2024-06-01 13:06:32] [INFO ] [Real]Absence check using 8 positive place invariants in 9 ms returned sat
[2024-06-01 13:06:33] [INFO ] [Real]Absence check using state equation in 92 ms returned sat
[2024-06-01 13:06:33] [INFO ] State equation strengthened by 288 read => feed constraints.
[2024-06-01 13:06:33] [INFO ] [Real]Added 288 Read/Feed constraints in 38 ms returned sat
[2024-06-01 13:06:33] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 13:06:33] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2024-06-01 13:06:33] [INFO ] [Nat]Absence check using state equation in 69 ms returned sat
[2024-06-01 13:06:33] [INFO ] [Nat]Added 288 Read/Feed constraints in 47 ms returned sat
[2024-06-01 13:06:33] [INFO ] Deduced a trap composed of 12 places in 133 ms of which 16 ms to minimize.
[2024-06-01 13:06:33] [INFO ] Deduced a trap composed of 13 places in 92 ms of which 1 ms to minimize.
[2024-06-01 13:06:33] [INFO ] Deduced a trap composed of 12 places in 76 ms of which 1 ms to minimize.
[2024-06-01 13:06:33] [INFO ] Deduced a trap composed of 13 places in 69 ms of which 1 ms to minimize.
[2024-06-01 13:06:33] [INFO ] Deduced a trap composed of 12 places in 71 ms of which 0 ms to minimize.
[2024-06-01 13:06:33] [INFO ] Deduced a trap composed of 12 places in 44 ms of which 0 ms to minimize.
[2024-06-01 13:06:33] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 610 ms
[2024-06-01 13:06:33] [INFO ] Computed and/alt/rep : 91/105/91 causal constraints (skipped 276 transitions) in 52 ms.
[2024-06-01 13:06:34] [INFO ] Added : 25 causal constraints over 5 iterations in 175 ms. Result :sat
Minimization took 121 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:[1] Max Struct:[1]
Support contains 1 out of 100 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place p10) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 388/388 transitions.
Graph (complete) has 286 edges and 100 vertex of which 93 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.4 ms
Discarding 7 places :
Also discarding 7 output transitions
Drop transitions (Output transitions of discarded places.) removed 7 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 0 with 37 rules applied. Total rules applied 38 place count 92 transition count 344
Reduce places removed 14 places and 0 transitions.
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 1 with 35 rules applied. Total rules applied 73 place count 78 transition count 323
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 80 place count 71 transition count 323
Performed 13 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 13 Pre rules applied. Total rules applied 80 place count 71 transition count 310
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 3 with 26 rules applied. Total rules applied 106 place count 58 transition count 310
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 119 place count 45 transition count 297
Iterating global reduction 3 with 13 rules applied. Total rules applied 132 place count 45 transition count 297
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 145 place count 32 transition count 284
Iterating global reduction 3 with 13 rules applied. Total rules applied 158 place count 32 transition count 284
Ensure Unique test removed 133 transitions
Reduce isomorphic transitions removed 133 transitions.
Iterating post reduction 3 with 133 rules applied. Total rules applied 291 place count 32 transition count 151
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 305 place count 25 transition count 144
Discarding 7 places :
Symmetric choice reduction at 4 with 7 rule applications. Total rules 312 place count 18 transition count 137
Iterating global reduction 4 with 7 rules applied. Total rules applied 319 place count 18 transition count 137
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 320 place count 17 transition count 136
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 321 place count 16 transition count 136
Performed 7 Post agglomeration using F-continuation condition with reduction of 120 identical transitions.
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 5 with 20 rules applied. Total rules applied 341 place count 3 transition count 9
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 5 with 7 rules applied. Total rules applied 348 place count 3 transition count 2
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 348 place count 3 transition count 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 350 place count 2 transition count 1
Applied a total of 350 rules in 82 ms. Remains 2 /100 variables (removed 98) and now considering 1/388 (removed 387) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 90 ms. Remains : 2/100 places, 1/388 transitions.
// Phase 1: matrix 1 rows 2 cols
[2024-06-01 13:06:34] [INFO ] Computed 1 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[1]
FORMULA StigmergyElection-PT-07a-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000000 steps (500000 resets) in 368 ms. (2710 steps per ms)
BEST_FIRST walk for 0 steps (0 resets) in 0 ms. (0 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 2710 ms.
ITS solved all properties within timeout

BK_STOP 1717247194914

--------------------
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="StigmergyElection-PT-07a"
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 StigmergyElection-PT-07a, 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 r536-tall-171690532100333"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/StigmergyElection-PT-07a.tgz
mv StigmergyElection-PT-07a 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 ;