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.r502-smll-171649594200082.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 HirschbergSinclair-PT-50, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r502-smll-171649594200082
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 11K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 85K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 35K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.1K May 19 07:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 19 15:59 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K May 19 07:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Apr 13 02:59 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 126K Apr 13 02:59 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Apr 13 02:59 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K Apr 13 02:59 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Apr 22 14:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K Apr 22 14:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 652K May 18 16:42 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 1717242710988

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=HirschbergSinclair-PT-50
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 11:51:52] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-06-01 11:51:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 11:51:53] [INFO ] Load time of PNML (sax parser for PT used): 370 ms
[2024-06-01 11:51:53] [INFO ] Transformed 1208 places.
[2024-06-01 11:51:53] [INFO ] Transformed 1102 transitions.
[2024-06-01 11:51:53] [INFO ] Parsed PT model containing 1208 places and 1102 transitions and 3361 arcs in 540 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1208/1208 places, 1102/1102 transitions.
Reduce places removed 50 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 498 transitions
Trivial Post-agglo rules discarded 498 transitions
Performed 498 trivial Post agglomeration. Transition count delta: 498
Iterating post reduction 0 with 548 rules applied. Total rules applied 548 place count 1158 transition count 604
Reduce places removed 498 places and 0 transitions.
Iterating post reduction 1 with 498 rules applied. Total rules applied 1046 place count 660 transition count 604
Applied a total of 1046 rules in 121 ms. Remains 660 /1208 variables (removed 548) and now considering 604/1102 (removed 498) transitions.
// Phase 1: matrix 604 rows 660 cols
[2024-06-01 11:51:53] [INFO ] Computed 56 invariants in 42 ms
[2024-06-01 11:51:55] [INFO ] Implicit Places using invariants in 1406 ms returned []
[2024-06-01 11:51:55] [INFO ] Invariant cache hit.
[2024-06-01 11:51:55] [INFO ] State equation strengthened by 498 read => feed constraints.
[2024-06-01 11:52:04] [INFO ] Implicit Places using invariants and state equation in 9599 ms returned []
Implicit Place search using SMT with State Equation took 11071 ms to find 0 implicit places.
Running 554 sub problems to find dead transitions.
[2024-06-01 11:52:04] [INFO ] Invariant cache hit.
[2024-06-01 11:52:04] [INFO ] State equation strengthened by 498 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/610 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 554 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/610 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 554 unsolved
At refinement iteration 2 (OVERLAPS) 50/660 variables, 50/56 constraints. Problems are: Problem set: 0 solved, 554 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/660 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 554 unsolved
SMT process timed out in 30335ms, After SMT, problems are : Problem set: 0 solved, 554 unsolved
Search for dead transitions found 0 dead transitions in 30378ms
Starting structural reductions in LIVENESS mode, iteration 1 : 660/1208 places, 604/1102 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 41630 ms. Remains : 660/1208 places, 604/1102 transitions.
Initial state reduction rules removed 50 formulas.
RANDOM walk for 2412 steps (0 resets) in 930 ms. (2 steps per ms) remains 0/554 properties
Able to resolve query QuasiLiveness after proving 604 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 42636 ms.
ITS solved all properties within timeout

BK_STOP 1717242755545

--------------------
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="HirschbergSinclair-PT-50"
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 HirschbergSinclair-PT-50, 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 r502-smll-171649594200082"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HirschbergSinclair-PT-50.tgz
mv HirschbergSinclair-PT-50 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 ;