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.r518-tajo-171654455800222.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 PolyORBLF-PT-S06J06T08, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r518-tajo-171654455800222
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 18M
-rw-r--r-- 1 mcc users 25K Apr 11 17:13 CTLCardinality.txt
-rw-r--r-- 1 mcc users 146K Apr 11 17:13 CTLCardinality.xml
-rw-r--r-- 1 mcc users 249K Apr 11 17:07 CTLFireability.txt
-rw-r--r-- 1 mcc users 1.1M Apr 11 17:07 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 17K Apr 23 07:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 57K Apr 23 07:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Apr 23 07:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 40K Apr 23 07:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 53K Apr 11 17:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 268K Apr 11 17:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 265K Apr 11 17:38 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 1.1M Apr 11 17:38 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.2K Apr 23 07:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 6.6K Apr 23 07:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 10 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 14M 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1717269933250

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PolyORBLF-PT-S06J06T08
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 19:25:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-06-01 19:25:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 19:25:35] [INFO ] Load time of PNML (sax parser for PT used): 670 ms
[2024-06-01 19:25:35] [INFO ] Transformed 894 places.
[2024-06-01 19:25:35] [INFO ] Transformed 14334 transitions.
[2024-06-01 19:25:35] [INFO ] Parsed PT model containing 894 places and 14334 transitions and 119772 arcs in 887 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 894/894 places, 14334/14334 transitions.
Ensure Unique test removed 6 places
Ensure Unique test removed 10760 transitions
Reduce isomorphic transitions removed 10760 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 0 with 10838 rules applied. Total rules applied 10838 place count 888 transition count 3502
Reduce places removed 72 places and 0 transitions.
Iterating post reduction 1 with 72 rules applied. Total rules applied 10910 place count 816 transition count 3502
Performed 112 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 112 Pre rules applied. Total rules applied 10910 place count 816 transition count 3390
Deduced a syphon composed of 112 places in 14 ms
Reduce places removed 112 places and 0 transitions.
Iterating global reduction 2 with 224 rules applied. Total rules applied 11134 place count 704 transition count 3390
Performed 96 Post agglomeration using F-continuation condition.Transition count delta: 96
Deduced a syphon composed of 96 places in 5 ms
Reduce places removed 96 places and 0 transitions.
Iterating global reduction 2 with 192 rules applied. Total rules applied 11326 place count 608 transition count 3294
Applied a total of 11326 rules in 291 ms. Remains 608 /894 variables (removed 286) and now considering 3294/14334 (removed 11040) transitions.
Running 3288 sub problems to find dead transitions.
[2024-06-01 19:25:35] [INFO ] Flow matrix only has 3246 transitions (discarded 48 similar events)
// Phase 1: matrix 3246 rows 608 cols
[2024-06-01 19:25:36] [INFO ] Computed 56 invariants in 209 ms
[2024-06-01 19:25:36] [INFO ] State equation strengthened by 224 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/602 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 3288 unsolved
SMT process timed out in 45355ms, After SMT, problems are : Problem set: 0 solved, 3288 unsolved
Search for dead transitions found 0 dead transitions in 45421ms
[2024-06-01 19:26:21] [INFO ] Flow matrix only has 3246 transitions (discarded 48 similar events)
[2024-06-01 19:26:21] [INFO ] Invariant cache hit.
[2024-06-01 19:26:22] [INFO ] Implicit Places using invariants in 1249 ms returned [6, 9, 167, 252, 274, 374, 410, 509]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 1259 ms to find 8 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 600/894 places, 3294/14334 transitions.
Applied a total of 0 rules in 20 ms. Remains 600 /600 variables (removed 0) and now considering 3294/3294 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 47062 ms. Remains : 600/894 places, 3294/14334 transitions.
Initial state reduction rules removed 6 formulas.
RANDOM walk for 40000 steps (398 resets) in 14892 ms. (2 steps per ms) remains 1533/3288 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 17 ms. (6 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 16 ms. (7 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 20 ms. (5 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 17 ms. (6 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 16 ms. (7 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 6 ms. (17 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 6 ms. (17 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 5 ms. (20 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 1533/1533 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1533/1533 properties
[2024-06-01 19:26:27] [INFO ] Flow matrix only has 3246 transitions (discarded 48 similar events)
// Phase 1: matrix 3246 rows 600 cols
[2024-06-01 19:26:27] [INFO ] Computed 48 invariants in 100 ms
[2024-06-01 19:26:27] [INFO ] State equation strengthened by 224 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/46 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1533 unsolved
Problem qltransition_33 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT TOPOLOGICAL INITIAL_STATE
SMT process timed out in 25014ms, After SMT, problems are : Problem set: 0 solved, 1533 unsolved
Fused 1533 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 46 out of 600 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 600/600 places, 3294/3294 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 597 transition count 3291
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 597 transition count 3291
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 0 with 3 rules applied. Total rules applied 9 place count 597 transition count 3288
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 12 place count 594 transition count 3288
Applied a total of 12 rules in 375 ms. Remains 594 /600 variables (removed 6) and now considering 3288/3294 (removed 6) transitions.
Running 3282 sub problems to find dead transitions.
[2024-06-01 19:26:52] [INFO ] Flow matrix only has 3240 transitions (discarded 48 similar events)
// Phase 1: matrix 3240 rows 594 cols
[2024-06-01 19:26:52] [INFO ] Computed 48 invariants in 64 ms
[2024-06-01 19:26:52] [INFO ] State equation strengthened by 224 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/588 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 3282 unsolved
SMT process timed out in 47107ms, After SMT, problems are : Problem set: 0 solved, 3282 unsolved
Search for dead transitions found 0 dead transitions in 47134ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47517 ms. Remains : 594/600 places, 3288/3294 transitions.
Total runtime 125060 ms.
ITS solved all properties within timeout

BK_STOP 1717270059699

--------------------
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="PolyORBLF-PT-S06J06T08"
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 PolyORBLF-PT-S06J06T08, 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 r518-tajo-171654455800222"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S06J06T08.tgz
mv PolyORBLF-PT-S06J06T08 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 ;