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.r478-tall-171620515700077.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 CANInsertWithFailure-PT-040, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r478-tall-171620515700077
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 11M
-rw-r--r-- 1 mcc users 8.6K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.6K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.0K May 19 07:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 19 15:33 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K May 19 07:13 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 17:57 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 100K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 98K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 19 07:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K May 19 15:24 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 9.8M 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 1717178521213

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CANInsertWithFailure-PT-040
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 18:02:02] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-31 18:02:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 18:02:02] [INFO ] Load time of PNML (sax parser for PT used): 375 ms
[2024-05-31 18:02:02] [INFO ] Transformed 3684 places.
[2024-05-31 18:02:02] [INFO ] Transformed 9840 transitions.
[2024-05-31 18:02:02] [INFO ] Parsed PT model containing 3684 places and 9840 transitions and 26400 arcs in 505 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 3684/3684 places, 9840/9840 transitions.
Reduce places removed 1 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 280 transitions
Trivial Post-agglo rules discarded 280 transitions
Performed 280 trivial Post agglomeration. Transition count delta: 280
Iterating post reduction 0 with 281 rules applied. Total rules applied 281 place count 3683 transition count 9560
Reduce places removed 280 places and 0 transitions.
Iterating post reduction 1 with 280 rules applied. Total rules applied 561 place count 3403 transition count 9560
Performed 1560 Post agglomeration using F-continuation condition.Transition count delta: 1560
Deduced a syphon composed of 1560 places in 21 ms
Reduce places removed 1560 places and 0 transitions.
Iterating global reduction 2 with 3120 rules applied. Total rules applied 3681 place count 1843 transition count 8000
Applied a total of 3681 rules in 658 ms. Remains 1843 /3684 variables (removed 1841) and now considering 8000/9840 (removed 1840) transitions.
[2024-05-31 18:02:03] [INFO ] Flow matrix only has 6518 transitions (discarded 1482 similar events)
// Phase 1: matrix 6518 rows 1843 cols
[2024-05-31 18:02:03] [INFO ] Computed 42 invariants in 222 ms
[2024-05-31 18:02:05] [INFO ] Implicit Places using invariants in 1635 ms returned []
[2024-05-31 18:02:05] [INFO ] Flow matrix only has 6518 transitions (discarded 1482 similar events)
[2024-05-31 18:02:05] [INFO ] Invariant cache hit.
[2024-05-31 18:02:06] [INFO ] State equation strengthened by 4758 read => feed constraints.
[2024-05-31 18:02:22] [INFO ] Implicit Places using invariants and state equation in 16899 ms returned []
Implicit Place search using SMT with State Equation took 18564 ms to find 0 implicit places.
Running 7960 sub problems to find dead transitions.
[2024-05-31 18:02:22] [INFO ] Flow matrix only has 6518 transitions (discarded 1482 similar events)
[2024-05-31 18:02:22] [INFO ] Invariant cache hit.
[2024-05-31 18:02:22] [INFO ] State equation strengthened by 4758 read => feed constraints.
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
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0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1842 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 7960 unsolved
SMT process timed out in 37120ms, After SMT, problems are : Problem set: 0 solved, 7960 unsolved
Search for dead transitions found 0 dead transitions in 37245ms
Starting structural reductions in LIVENESS mode, iteration 1 : 1843/3684 places, 8000/9840 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 56542 ms. Remains : 1843/3684 places, 8000/9840 transitions.
Discarding 4640 transitions out of 8000. Remains 3360
Initial state reduction rules removed 40 formulas.
RANDOM walk for 40000 steps (196 resets) in 8846 ms. (4 steps per ms) remains 14/3320 properties
BEST_FIRST walk for 40004 steps (8 resets) in 171 ms. (232 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 142 ms. (279 steps per ms) remains 7/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 127 ms. (312 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 110 ms. (360 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 104 ms. (380 steps per ms) remains 6/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 100 ms. (396 steps per ms) remains 3/6 properties
[2024-05-31 18:03:02] [INFO ] Flow matrix only has 6518 transitions (discarded 1482 similar events)
[2024-05-31 18:03:02] [INFO ] Invariant cache hit.
[2024-05-31 18:03:02] [INFO ] State equation strengthened by 4758 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1758/1762 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-05-31 18:03:02] [INFO ] Deduced a trap composed of 2 places in 105 ms of which 9 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/1762 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1762 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 78/1840 variables, 39/41 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1840 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 2/1842 variables, 2/43 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-05-31 18:03:05] [INFO ] Deduced a trap composed of 74 places in 1585 ms of which 14 ms to minimize.
[2024-05-31 18:03:06] [INFO ] Deduced a trap composed of 69 places in 1518 ms of which 12 ms to minimize.
[2024-05-31 18:03:08] [INFO ] Deduced a trap composed of 53 places in 1484 ms of which 14 ms to minimize.
SMT process timed out in 5840ms, After SMT, problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 1843 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1843/1843 places, 8000/8000 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 1482 transitions
Redundant transition composition rules discarded 1482 transitions
Iterating global reduction 0 with 1482 rules applied. Total rules applied 1482 place count 1843 transition count 6518
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1483 place count 1843 transition count 6517
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1484 place count 1842 transition count 6517
Partial Free-agglomeration rule applied 1561 times.
Drop transitions (Partial Free agglomeration) removed 1561 transitions
Iterating global reduction 1 with 1561 rules applied. Total rules applied 3045 place count 1842 transition count 6517
Applied a total of 3045 rules in 1476 ms. Remains 1842 /1843 variables (removed 1) and now considering 6517/8000 (removed 1483) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1479 ms. Remains : 1842/1843 places, 6517/8000 transitions.
RANDOM walk for 101861 steps (559 resets) in 1730 ms. (58 steps per ms) remains 0/3 properties
Able to resolve query QuasiLiveness after proving 3360 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 68215 ms.
ITS solved all properties within timeout

BK_STOP 1717178590630

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ 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="CANInsertWithFailure-PT-040"
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 CANInsertWithFailure-PT-040, 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 r478-tall-171620515700077"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CANInsertWithFailure-PT-040.tgz
mv CANInsertWithFailure-PT-040 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 ;