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.r526-tall-171679094100134.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)
................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is RobotManipulation-PT-00200, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r526-tall-171679094100134
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 436K
-rw-r--r-- 1 mcc users 5.5K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 52K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K 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 4.0K Apr 23 07:49 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 23 07:49 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 23 07:49 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 23 07:49 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 11 18:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 104K Apr 11 18:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 11 18:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 87K Apr 11 18:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 23 07:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 6 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 6.4K 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 Liveness

=== Now, execution of the tool begins

BK_START 1717218990180

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=RobotManipulation-PT-00200
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 05:16:31] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2024-06-01 05:16:31] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 05:16:31] [INFO ] Load time of PNML (sax parser for PT used): 26 ms
[2024-06-01 05:16:31] [INFO ] Transformed 15 places.
[2024-06-01 05:16:31] [INFO ] Transformed 11 transitions.
[2024-06-01 05:16:31] [INFO ] Parsed PT model containing 15 places and 11 transitions and 34 arcs in 119 ms.
Discarding 1 transitions out of 11. Remains 10
Built sparse matrix representations for Structural reductions in 4 ms.19074KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 15/15 places, 11/11 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 12 ms. Remains 15 /15 variables (removed 0) and now considering 11/11 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 24 ms. Remains : 15/15 places, 11/11 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 15/15 places, 11/11 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 11/11 (removed 0) transitions.
// Phase 1: matrix 11 rows 15 cols
[2024-06-01 05:16:31] [INFO ] Computed 6 invariants in 3 ms
[2024-06-01 05:16:31] [INFO ] Implicit Places using invariants in 122 ms returned []
[2024-06-01 05:16:31] [INFO ] Invariant cache hit.
[2024-06-01 05:16:31] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 189 ms to find 0 implicit places.
[2024-06-01 05:16:31] [INFO ] Redundant transitions in 0 ms returned []
Running 10 sub problems to find dead transitions.
[2024-06-01 05:16:31] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/14 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 1/15 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 11/26 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/26 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (OVERLAPS) 0/26 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 26/26 variables, and 21 constraints, problems are : Problem set: 0 solved, 10 unsolved in 153 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 15/15 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/14 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 1/15 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 11/26 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/26 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/26 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 9 (OVERLAPS) 0/26 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 26/26 variables, and 31 constraints, problems are : Problem set: 0 solved, 10 unsolved in 112 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 15/15 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints]
After SMT, in 293ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 299ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 499 ms. Remains : 15/15 places, 11/11 transitions.
Random walk for 1250140 steps, including 0 resets, run took 250 ms (no deadlock found). (steps per millisecond=5000 )
Random directed walk for 1250163 steps, including 0 resets, run took 194 ms (no deadlock found). (steps per millisecond=6444 )
[2024-06-01 05:16:32] [INFO ] Invariant cache hit.
[2024-06-01 05:16:32] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-06-01 05:16:32] [INFO ] [Real]Absence check using 3 positive and 3 generalized place invariants in 0 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 15/15 places, 11/11 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
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 0 with 5 rules applied. Total rules applied 5 place count 13 transition count 8
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 8 place count 10 transition count 8
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 8 place count 10 transition count 7
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 10 place count 9 transition count 7
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 14 place count 7 transition count 5
Applied a total of 14 rules in 15 ms. Remains 7 /15 variables (removed 8) and now considering 5/11 (removed 6) transitions.
// Phase 1: matrix 5 rows 7 cols
[2024-06-01 05:16:32] [INFO ] Computed 4 invariants in 0 ms
[2024-06-01 05:16:32] [INFO ] Implicit Places using invariants in 28 ms returned [3, 5, 6]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 29 ms to find 3 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 4/15 places, 5/11 transitions.
Graph (trivial) has 5 edges and 4 vertex of which 4 / 4 are part of one of the 1 SCC in 2 ms
Free SCC test removed 3 places
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 0 transition count 1
Applied a total of 2 rules in 7 ms. Remains 0 /4 variables (removed 4) and now considering 1/5 (removed 4) transitions.
[2024-06-01 05:16:32] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 05:16:32] [INFO ] Implicit Places using invariants in 7 ms returned []
[2024-06-01 05:16:32] [INFO ] Invariant cache hit.
[2024-06-01 05:16:32] [INFO ] Implicit Places using invariants and state equation in 14 ms returned []
Implicit Place search using SMT with State Equation took 23 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 0/15 places, 1/11 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 74 ms. Remains : 0/15 places, 1/11 transitions.
Able to resolve query QuasiLiveness after proving 1 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 15/15 places, 11/11 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
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 0 with 5 rules applied. Total rules applied 5 place count 13 transition count 8
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 8 place count 10 transition count 8
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 8 place count 10 transition count 7
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 10 place count 9 transition count 7
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 14 place count 7 transition count 5
Applied a total of 14 rules in 3 ms. Remains 7 /15 variables (removed 8) and now considering 5/11 (removed 6) transitions.
// Phase 1: matrix 5 rows 7 cols
[2024-06-01 05:16:32] [INFO ] Computed 4 invariants in 0 ms
[2024-06-01 05:16:32] [INFO ] Implicit Places using invariants in 20 ms returned [3, 5, 6]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 21 ms to find 3 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 4/15 places, 5/11 transitions.
Graph (trivial) has 5 edges and 4 vertex of which 4 / 4 are part of one of the 1 SCC in 0 ms
Free SCC test removed 3 places
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 0 transition count 1
Applied a total of 2 rules in 1 ms. Remains 0 /4 variables (removed 4) and now considering 1/5 (removed 4) transitions.
[2024-06-01 05:16:32] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 05:16:32] [INFO ] Implicit Places using invariants in 6 ms returned []
[2024-06-01 05:16:32] [INFO ] Invariant cache hit.
[2024-06-01 05:16:32] [INFO ] Implicit Places using invariants and state equation in 15 ms returned []
Implicit Place search using SMT with State Equation took 21 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 0/15 places, 1/11 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 46 ms. Remains : 0/15 places, 1/11 transitions.
Net is quasi-live, checking if it is reversible to establish liveness.
Net is conservative; using simplified expression for initial state.
Able to resolve query Liveness after proving 1 properties.
FORMULA Liveness TRUE TECHNIQUES TOPOLOGICAL QUASI_LIVE_REVERSIBLE INITIAL_STATE
Total runtime 1326 ms.
ITS solved all properties within timeout

BK_STOP 1717218992653

--------------------
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 Liveness -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="RobotManipulation-PT-00200"
export BK_EXAMINATION="Liveness"
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 RobotManipulation-PT-00200, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r526-tall-171679094100134"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RobotManipulation-PT-00200.tgz
mv RobotManipulation-PT-00200 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property Liveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;