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.r516-tajo-171654446600191.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-COL-S06J04T08, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r516-tajo-171654446600191
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 576K
-rw-r--r-- 1 mcc users 7.3K Apr 11 17:15 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Apr 11 17:15 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Apr 11 17:09 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Apr 11 17:09 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.2K Apr 23 07:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 23 07:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 23 07:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 23 07:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 11 17:34 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 93K Apr 11 17:34 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K Apr 11 17:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 67K Apr 11 17:30 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 23 07:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 23 07:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 10 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 154K 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

here is the order used to build the result vector(from text file)
FORMULA_NAME PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-00
FORMULA_NAME PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-01
FORMULA_NAME PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-02
FORMULA_NAME PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-03
FORMULA_NAME PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-04
FORMULA_NAME PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-05
FORMULA_NAME PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-06
FORMULA_NAME PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-07
FORMULA_NAME PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-08
FORMULA_NAME PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-09
FORMULA_NAME PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-10
FORMULA_NAME PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-11
FORMULA_NAME PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-12
FORMULA_NAME PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-13
FORMULA_NAME PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-14
FORMULA_NAME PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1717251256304

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PolyORBLF-COL-S06J04T08
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 14:14:17] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 14:14:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 14:14:17] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2024-06-01 14:14:18] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-06-01 14:14:19] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1102 ms
[2024-06-01 14:14:19] [INFO ] Imported 81 HL places and 65 HL transitions for a total of 810 PT places and 14100.0 transition bindings in 32 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 58 ms.
Working with output stream class java.io.PrintStream
[2024-06-01 14:14:19] [INFO ] Built PT skeleton of HLPN with 81 places and 65 transitions 254 arcs in 6 ms.
[2024-06-01 14:14:19] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Remains 1 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 1201 steps (109 resets) in 35 ms. (33 steps per ms) remains 0/1 properties
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
[2024-06-01 14:14:19] [INFO ] Flatten gal took : 44 ms
[2024-06-01 14:14:19] [INFO ] Flatten gal took : 13 ms
RANDOM walk for 0 steps (0 resets) in 5 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
Transition T_2315 forces synchronizations/join behavior on parameter t of sort Threads
Transition T_0376 forces synchronizations/join behavior on parameter s of sort Sources
Transition GoPerformWork forces synchronizations/join behavior on parameter j of sort Jobs
[2024-06-01 14:14:19] [INFO ] Unfolded HLPN to a Petri net with 810 places and 14014 transitions 118428 arcs in 242 ms.
[2024-06-01 14:14:19] [INFO ] Unfolded 16 HLPN properties in 3 ms.
[2024-06-01 14:14:19] [INFO ] Reduced 120 identical enabling conditions.
[2024-06-01 14:14:19] [INFO ] Reduced 9360 identical enabling conditions.
[2024-06-01 14:14:19] [INFO ] Reduced 120 identical enabling conditions.
[2024-06-01 14:14:19] [INFO ] Reduced 120 identical enabling conditions.
[2024-06-01 14:14:19] [INFO ] Reduced 120 identical enabling conditions.
[2024-06-01 14:14:19] [INFO ] Reduced 1280 identical enabling conditions.
[2024-06-01 14:14:19] [INFO ] Reduced 1280 identical enabling conditions.
Ensure Unique test removed 10760 transitions
Reduce redundant transitions removed 10760 transitions.
RANDOM walk for 40001 steps (278 resets) in 3885 ms. (10 steps per ms) remains 3/16 properties
FORMULA PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40002 steps (42 resets) in 3856 ms. (10 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (103 resets) in 1352 ms. (29 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (1176 resets) in 4701 ms. (8 steps per ms) remains 3/3 properties
[2024-06-01 14:14:23] [INFO ] Flow matrix only has 3206 transitions (discarded 48 similar events)
// Phase 1: matrix 3206 rows 810 cols
[2024-06-01 14:14:24] [INFO ] Computed 58 invariants in 245 ms
[2024-06-01 14:14:24] [INFO ] State equation strengthened by 224 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/439 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/439 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 126/565 variables, 16/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/565 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/565 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-03 is UNSAT
FORMULA PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-03 TRUE TECHNIQUES SMT_REFINEMENT
Problem PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-08 is UNSAT
FORMULA PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-08 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 5 (OVERLAPS) 243/808 variables, 37/57 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/808 variables, 0/57 constraints. Problems are: Problem set: 2 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4014/4016 variables, and 865 constraints, problems are : Problem set: 2 solved, 1 unsolved in 4204 ms.
Refiners :[Positive P Invariants (semi-flows): 18/19 constraints, Generalized P Invariants (flows): 39/39 constraints, State Equation: 808/810 constraints, ReadFeed: 0/224 constraints, PredecessorRefiner: 3/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/355 variables, 1/1 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/355 variables, 0/1 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 143/498 variables, 17/18 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/498 variables, 2/20 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/498 variables, 0/20 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 310/808 variables, 37/57 constraints. Problems are: Problem set: 2 solved, 1 unsolved
[2024-06-01 14:14:36] [INFO ] Deduced a trap composed of 213 places in 953 ms of which 53 ms to minimize.
[2024-06-01 14:14:37] [INFO ] Deduced a trap composed of 85 places in 291 ms of which 4 ms to minimize.
[2024-06-01 14:14:37] [INFO ] Deduced a trap composed of 85 places in 235 ms of which 3 ms to minimize.
[2024-06-01 14:14:37] [INFO ] Deduced a trap composed of 85 places in 162 ms of which 3 ms to minimize.
[2024-06-01 14:14:38] [INFO ] Deduced a trap composed of 85 places in 176 ms of which 2 ms to minimize.
[2024-06-01 14:14:38] [INFO ] Deduced a trap composed of 85 places in 104 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/808 variables, 6/63 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/808 variables, 0/63 constraints. Problems are: Problem set: 2 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4014/4016 variables, and 871 constraints, problems are : Problem set: 2 solved, 1 unsolved in 5009 ms.
Refiners :[Positive P Invariants (semi-flows): 18/19 constraints, Generalized P Invariants (flows): 39/39 constraints, State Equation: 808/810 constraints, ReadFeed: 0/224 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints]
After SMT, in 16578ms problems are : Problem set: 2 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 355 out of 810 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 810/810 places, 3254/3254 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 810 transition count 3238
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 32 place count 794 transition count 3238
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 24 Pre rules applied. Total rules applied 32 place count 794 transition count 3214
Deduced a syphon composed of 24 places in 8 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 2 with 48 rules applied. Total rules applied 80 place count 770 transition count 3214
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 88 place count 762 transition count 3206
Iterating global reduction 2 with 8 rules applied. Total rules applied 96 place count 762 transition count 3206
Applied a total of 96 rules in 421 ms. Remains 762 /810 variables (removed 48) and now considering 3206/3254 (removed 48) transitions.
Running 3200 sub problems to find dead transitions.
[2024-06-01 14:14:40] [INFO ] Flow matrix only has 3158 transitions (discarded 48 similar events)
// Phase 1: matrix 3158 rows 762 cols
[2024-06-01 14:14:41] [INFO ] Computed 58 invariants in 164 ms
[2024-06-01 14:14:41] [INFO ] State equation strengthened by 224 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/750 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 3200 unsolved
SMT process timed out in 47617ms, After SMT, problems are : Problem set: 0 solved, 3200 unsolved
Search for dead transitions found 0 dead transitions in 47668ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48132 ms. Remains : 762/810 places, 3206/3254 transitions.
RANDOM walk for 16437 steps (124 resets) in 209 ms. (78 steps per ms) remains 0/1 properties
FORMULA PolyORBLF-COL-S06J04T08-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
All properties solved without resorting to model-checking.
Total runtime 70953 ms.
ITS solved all properties within timeout

BK_STOP 1717251328884

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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 ReachabilityFireability -timeout 360 -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-COL-S06J04T08"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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-COL-S06J04T08, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r516-tajo-171654446600191"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-COL-S06J04T08.tgz
mv PolyORBLF-COL-S06J04T08 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;