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-171679094600384.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 ServersAndClients-PT-100020, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r526-tall-171679094600384
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.6M
-rw-r--r-- 1 mcc users 9.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 93K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K 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 4.3K Apr 23 07:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 23 07:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 23 07:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 14K Apr 23 07:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 13 16:33 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 108K Apr 13 16:33 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K Apr 13 16:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K Apr 13 16:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 23 07:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 23 07:50 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 7 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 4.1M 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 1717220433161

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ServersAndClients-PT-100020
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 05:40:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2024-06-01 05:40:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 05:40:34] [INFO ] Load time of PNML (sax parser for PT used): 263 ms
[2024-06-01 05:40:34] [INFO ] Transformed 2421 places.
[2024-06-01 05:40:34] [INFO ] Transformed 4200 transitions.
[2024-06-01 05:40:34] [INFO ] Found NUPN structural information;
[2024-06-01 05:40:34] [INFO ] Parsed PT model containing 2421 places and 4200 transitions and 12800 arcs in 378 ms.
Built sparse matrix representations for Structural reductions in 18 ms.25159KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 2421/2421 places, 4200/4200 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 152 ms. Remains 2421 /2421 variables (removed 0) and now considering 4200/4200 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 166 ms. Remains : 2421/2421 places, 4200/4200 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 2421/2421 places, 4200/4200 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 85 ms. Remains 2421 /2421 variables (removed 0) and now considering 4200/4200 (removed 0) transitions.
// Phase 1: matrix 4200 rows 2421 cols
[2024-06-01 05:40:35] [INFO ] Computed 221 invariants in 98 ms
[2024-06-01 05:40:36] [INFO ] Implicit Places using invariants in 955 ms returned []
[2024-06-01 05:40:36] [INFO ] Invariant cache hit.
[2024-06-01 05:40:37] [INFO ] Implicit Places using invariants and state equation in 1585 ms returned []
Implicit Place search using SMT with State Equation took 2571 ms to find 0 implicit places.
[2024-06-01 05:40:38] [INFO ] Redundant transitions in 292 ms returned []
Running 4100 sub problems to find dead transitions.
[2024-06-01 05:40:38] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2320 variables, 2320/2320 constraints. Problems are: Problem set: 0 solved, 4100 unsolved
SMT process timed out in 38364ms, After SMT, problems are : Problem set: 0 solved, 4100 unsolved
Search for dead transitions found 0 dead transitions in 38434ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 41423 ms. Remains : 2421/2421 places, 4200/4200 transitions.
Random walk for 1250000 steps, including 0 resets, run took 15413 ms (no deadlock found). (steps per millisecond=81 )
Random directed walk for 1250065 steps, including 0 resets, run took 22985 ms (no deadlock found). (steps per millisecond=54 )
[2024-06-01 05:41:54] [INFO ] Invariant cache hit.
[2024-06-01 05:41:56] [INFO ] [Real]Absence check using 121 positive place invariants in 105 ms returned sat
[2024-06-01 05:41:56] [INFO ] [Real]Absence check using 121 positive and 100 generalized place invariants in 142 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 2421/2421 places, 4200/4200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2000 transitions
Trivial Post-agglo rules discarded 2000 transitions
Performed 2000 trivial Post agglomeration. Transition count delta: 2000
Iterating post reduction 0 with 2000 rules applied. Total rules applied 2000 place count 2421 transition count 2200
Reduce places removed 2020 places and 0 transitions.
Ensure Unique test removed 1900 transitions
Reduce isomorphic transitions removed 1900 transitions.
Discarding 100 places :
Implicit places reduction removed 100 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 1 with 4220 rules applied. Total rules applied 6220 place count 301 transition count 100
Reduce places removed 301 places and 0 transitions.
Ensure Unique test removed 99 transitions
Reduce isomorphic transitions removed 99 transitions.
Iterating post reduction 2 with 400 rules applied. Total rules applied 6620 place count 0 transition count 1
Applied a total of 6620 rules in 38 ms. Remains 0 /2421 variables (removed 2421) and now considering 1/4200 (removed 4199) transitions.
[2024-06-01 05:41:56] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 05:41:56] [INFO ] Implicit Places using invariants in 7 ms returned []
[2024-06-01 05:41:56] [INFO ] Invariant cache hit.
[2024-06-01 05:41:56] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 27 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in LIVENESS mode, iteration 1 : 0/2421 places, 1/4200 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 65 ms. Remains : 0/2421 places, 1/4200 transitions.
Able to resolve query QuasiLiveness after proving 1 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 2421/2421 places, 4200/4200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2000 transitions
Trivial Post-agglo rules discarded 2000 transitions
Performed 2000 trivial Post agglomeration. Transition count delta: 2000
Iterating post reduction 0 with 2000 rules applied. Total rules applied 2000 place count 2421 transition count 2200
Reduce places removed 2020 places and 0 transitions.
Ensure Unique test removed 1900 transitions
Reduce isomorphic transitions removed 1900 transitions.
Discarding 100 places :
Implicit places reduction removed 100 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 200 transitions
Trivial Post-agglo rules discarded 200 transitions
Performed 200 trivial Post agglomeration. Transition count delta: 200
Iterating post reduction 1 with 4220 rules applied. Total rules applied 6220 place count 301 transition count 100
Reduce places removed 301 places and 0 transitions.
Ensure Unique test removed 99 transitions
Reduce isomorphic transitions removed 99 transitions.
Iterating post reduction 2 with 400 rules applied. Total rules applied 6620 place count 0 transition count 1
Applied a total of 6620 rules in 20 ms. Remains 0 /2421 variables (removed 2421) and now considering 1/4200 (removed 4199) transitions.
[2024-06-01 05:41:56] [INFO ] Invariant cache hit.
[2024-06-01 05:41:56] [INFO ] Implicit Places using invariants in 8 ms returned []
[2024-06-01 05:41:56] [INFO ] Invariant cache hit.
[2024-06-01 05:41:56] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 26 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in LIVENESS mode, iteration 1 : 0/2421 places, 1/4200 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 46 ms. Remains : 0/2421 places, 1/4200 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 82024 ms.
ITS solved all properties within timeout

BK_STOP 1717220516373

--------------------
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="ServersAndClients-PT-100020"
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 ServersAndClients-PT-100020, 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-171679094600384"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ServersAndClients-PT-100020.tgz
mv ServersAndClients-PT-100020 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 ;