Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2024-input.r474-tajo-171620409000102.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2024-input.qcow2' backing_fmt='qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
......................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is BridgeAndVehicles-PT-V04P05N02, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r474-tajo-171620409000102
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 604K
-rw-r--r-- 1 mcc users 9.8K Apr 13 01:52 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K Apr 13 01:52 CTLCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 13 01:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 62K Apr 13 01:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.0K Apr 22 14:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 22 14:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.1K Apr 22 14:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 22K Apr 22 14:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Apr 13 01:59 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 137K Apr 13 01:59 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 22K Apr 13 01:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 112K Apr 13 01:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Apr 22 14:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.2K Apr 22 14:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 10 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 37K 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 1717267054714

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=BridgeAndVehicles-PT-V04P05N02
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 18:37:35] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-06-01 18:37:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 18:37:36] [INFO ] Load time of PNML (sax parser for PT used): 60 ms
[2024-06-01 18:37:36] [INFO ] Transformed 28 places.
[2024-06-01 18:37:36] [INFO ] Transformed 52 transitions.
[2024-06-01 18:37:36] [INFO ] Parsed PT model containing 28 places and 52 transitions and 326 arcs in 180 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 28/28 places, 52/52 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 26 transition count 52
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 3 places and 0 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 7 place count 23 transition count 50
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 1 with 4 rules applied. Total rules applied 11 place count 21 transition count 48
Applied a total of 11 rules in 23 ms. Remains 21 /28 variables (removed 7) and now considering 48/52 (removed 4) transitions.
[2024-06-01 18:37:36] [INFO ] Flow matrix only has 30 transitions (discarded 18 similar events)
// Phase 1: matrix 30 rows 21 cols
[2024-06-01 18:37:36] [INFO ] Computed 4 invariants in 8 ms
[2024-06-01 18:37:36] [INFO ] Implicit Places using invariants in 286 ms returned []
[2024-06-01 18:37:36] [INFO ] Flow matrix only has 30 transitions (discarded 18 similar events)
[2024-06-01 18:37:36] [INFO ] Invariant cache hit.
[2024-06-01 18:37:36] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-06-01 18:37:36] [INFO ] Implicit Places using invariants and state equation in 126 ms returned [6, 14]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 465 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 19/28 places, 48/52 transitions.
Applied a total of 0 rules in 2 ms. Remains 19 /19 variables (removed 0) and now considering 48/48 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 505 ms. Remains : 19/28 places, 48/52 transitions.
Initial state reduction rules removed 3 formulas.
RANDOM walk for 40000 steps (1311 resets) in 1837 ms. (21 steps per ms) remains 13/45 properties
BEST_FIRST walk for 40002 steps (486 resets) in 272 ms. (146 steps per ms) remains 12/13 properties
BEST_FIRST walk for 40002 steps (582 resets) in 165 ms. (240 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40001 steps (622 resets) in 205 ms. (194 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (661 resets) in 244 ms. (163 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (687 resets) in 172 ms. (231 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (684 resets) in 86 ms. (459 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40001 steps (708 resets) in 91 ms. (434 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (655 resets) in 97 ms. (408 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40001 steps (546 resets) in 128 ms. (310 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (579 resets) in 78 ms. (506 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40001 steps (605 resets) in 108 ms. (366 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (627 resets) in 129 ms. (307 steps per ms) remains 12/12 properties
[2024-06-01 18:37:38] [INFO ] Flow matrix only has 30 transitions (discarded 18 similar events)
// Phase 1: matrix 30 rows 19 cols
[2024-06-01 18:37:38] [INFO ] Computed 4 invariants in 1 ms
[2024-06-01 18:37:38] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (OVERLAPS) 3/19 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 12 unsolved
[2024-06-01 18:37:38] [INFO ] Deduced a trap composed of 4 places in 62 ms of which 14 ms to minimize.
Problem qltransition_23 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
SMT process timed out in 221ms, After SMT, problems are : Problem set: 0 solved, 12 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 16 out of 19 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 19/19 places, 48/48 transitions.
Applied a total of 0 rules in 6 ms. Remains 19 /19 variables (removed 0) and now considering 48/48 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 19/19 places, 48/48 transitions.
Total runtime 2460 ms.
ITS solved all properties within timeout

BK_STOP 1717267058798

--------------------
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="BridgeAndVehicles-PT-V04P05N02"
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 BridgeAndVehicles-PT-V04P05N02, 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 r474-tajo-171620409000102"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V04P05N02.tgz
mv BridgeAndVehicles-PT-V04P05N02 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 ;