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.r538-tall-171690547600172.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-03b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r538-tall-171690547600172
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 528K
-rw-r--r-- 1 mcc users 7.6K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Apr 23 07:59 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 23 07:59 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 23 07:59 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 23 07:59 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 11 18:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 108K Apr 11 18:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Apr 11 18:44 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 58K Apr 11 18:44 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 23 07:59 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:59 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 117K 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 1717228782257

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=StigmergyElection-PT-03b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 07:59:43] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-06-01 07:59:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 07:59:43] [INFO ] Load time of PNML (sax parser for PT used): 88 ms
[2024-06-01 07:59:43] [INFO ] Transformed 427 places.
[2024-06-01 07:59:43] [INFO ] Transformed 518 transitions.
[2024-06-01 07:59:43] [INFO ] Found NUPN structural information;
[2024-06-01 07:59:43] [INFO ] Parsed PT model containing 427 places and 518 transitions and 1323 arcs in 212 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 427/427 places, 518/518 transitions.
Graph (trivial) has 435 edges and 427 vertex of which 63 / 427 are part of one of the 9 SCC in 7 ms
Free SCC test removed 54 places
Ensure Unique test removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 270 transitions
Trivial Post-agglo rules discarded 270 transitions
Performed 270 trivial Post agglomeration. Transition count delta: 270
Iterating post reduction 0 with 270 rules applied. Total rules applied 271 place count 373 transition count 188
Reduce places removed 270 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 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 1 with 276 rules applied. Total rules applied 547 place count 103 transition count 182
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 550 place count 100 transition count 182
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 9 Pre rules applied. Total rules applied 550 place count 100 transition count 173
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 568 place count 91 transition count 173
Performed 31 Post agglomeration using F-continuation condition.Transition count delta: 31
Deduced a syphon composed of 31 places in 0 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 3 with 62 rules applied. Total rules applied 630 place count 60 transition count 142
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: -15
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 652 place count 49 transition count 157
Applied a total of 652 rules in 104 ms. Remains 49 /427 variables (removed 378) and now considering 157/518 (removed 361) transitions.
[2024-06-01 07:59:43] [INFO ] Flow matrix only has 148 transitions (discarded 9 similar events)
// Phase 1: matrix 148 rows 49 cols
[2024-06-01 07:59:43] [INFO ] Computed 4 invariants in 22 ms
[2024-06-01 07:59:44] [INFO ] Implicit Places using invariants in 238 ms returned []
[2024-06-01 07:59:44] [INFO ] Flow matrix only has 148 transitions (discarded 9 similar events)
[2024-06-01 07:59:44] [INFO ] Invariant cache hit.
[2024-06-01 07:59:44] [INFO ] State equation strengthened by 25 read => feed constraints.
[2024-06-01 07:59:44] [INFO ] Implicit Places using invariants and state equation in 219 ms returned []
Implicit Place search using SMT with State Equation took 486 ms to find 0 implicit places.
Running 149 sub problems to find dead transitions.
[2024-06-01 07:59:44] [INFO ] Flow matrix only has 148 transitions (discarded 9 similar events)
[2024-06-01 07:59:44] [INFO ] Invariant cache hit.
[2024-06-01 07:59:44] [INFO ] State equation strengthened by 25 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/48 variables, 48/48 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/48 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 1/49 variables, 4/52 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/49 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 149 unsolved
[2024-06-01 07:59:45] [INFO ] Deduced a trap composed of 24 places in 55 ms of which 6 ms to minimize.
[2024-06-01 07:59:45] [INFO ] Deduced a trap composed of 24 places in 78 ms of which 1 ms to minimize.
[2024-06-01 07:59:45] [INFO ] Deduced a trap composed of 24 places in 48 ms of which 1 ms to minimize.
[2024-06-01 07:59:45] [INFO ] Deduced a trap composed of 24 places in 37 ms of which 0 ms to minimize.
[2024-06-01 07:59:45] [INFO ] Deduced a trap composed of 24 places in 39 ms of which 1 ms to minimize.
[2024-06-01 07:59:46] [INFO ] Deduced a trap composed of 24 places in 121 ms of which 1 ms to minimize.
[2024-06-01 07:59:46] [INFO ] Deduced a trap composed of 24 places in 72 ms of which 1 ms to minimize.
[2024-06-01 07:59:46] [INFO ] Deduced a trap composed of 24 places in 50 ms of which 1 ms to minimize.
[2024-06-01 07:59:46] [INFO ] Deduced a trap composed of 24 places in 38 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/49 variables, 9/62 constraints. Problems are: Problem set: 0 solved, 149 unsolved
[2024-06-01 07:59:47] [INFO ] Deduced a trap composed of 24 places in 32 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/49 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 149 unsolved
[2024-06-01 07:59:47] [INFO ] Deduced a trap composed of 24 places in 43 ms of which 1 ms to minimize.
[2024-06-01 07:59:47] [INFO ] Deduced a trap composed of 24 places in 29 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/49 variables, 2/65 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/49 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 8 (OVERLAPS) 147/196 variables, 49/114 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/196 variables, 24/138 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/196 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 11 (OVERLAPS) 1/197 variables, 1/139 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/197 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 13 (OVERLAPS) 0/197 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 149 unsolved
No progress, stopping.
After SMT solving in domain Real declared 197/197 variables, and 139 constraints, problems are : Problem set: 0 solved, 149 unsolved in 5718 ms.
Refiners :[Domain max(s): 49/49 constraints, Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 49/49 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 12/12 constraints]
Escalating to Integer solving :Problem set: 0 solved, 149 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/48 variables, 48/48 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/48 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 1/49 variables, 4/52 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/49 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/49 variables, 12/65 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/49 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 6 (OVERLAPS) 147/196 variables, 49/114 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/196 variables, 24/138 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/196 variables, 149/287 constraints. Problems are: Problem set: 0 solved, 149 unsolved
[2024-06-01 07:59:52] [INFO ] Deduced a trap composed of 24 places in 40 ms of which 0 ms to minimize.
[2024-06-01 07:59:52] [INFO ] Deduced a trap composed of 24 places in 35 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/196 variables, 2/289 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/196 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 11 (OVERLAPS) 1/197 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 149 unsolved
[2024-06-01 07:59:54] [INFO ] Deduced a trap composed of 24 places in 45 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/197 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/197 variables, 0/291 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 14 (OVERLAPS) 0/197 variables, 0/291 constraints. Problems are: Problem set: 0 solved, 149 unsolved
No progress, stopping.
After SMT solving in domain Int declared 197/197 variables, and 291 constraints, problems are : Problem set: 0 solved, 149 unsolved in 7247 ms.
Refiners :[Domain max(s): 49/49 constraints, Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 49/49 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 15/15 constraints]
After SMT, in 13178ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 13194ms
Starting structural reductions in LIVENESS mode, iteration 1 : 49/427 places, 157/518 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 13823 ms. Remains : 49/427 places, 157/518 transitions.
Discarding 67 transitions out of 157. Remains 90
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (6787 resets) in 2085 ms. (19 steps per ms) remains 0/89 properties
Able to resolve query QuasiLiveness after proving 90 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 14783 ms.
ITS solved all properties within timeout

BK_STOP 1717228798241

--------------------
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="StigmergyElection-PT-03b"
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 StigmergyElection-PT-03b, 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 r538-tall-171690547600172"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/StigmergyElection-PT-03b.tgz
mv StigmergyElection-PT-03b 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 ;