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-171654455600109.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-S06J04T04, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r518-tajo-171654455600109
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 568K
-rw-r--r-- 1 mcc users 7.2K Apr 11 17:33 CTLCardinality.txt
-rw-r--r-- 1 mcc users 62K Apr 11 17:33 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Apr 11 17:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Apr 11 17:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.5K Apr 23 07:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 23 07:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 23 07:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 23 07:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 11 17:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 103K Apr 11 17:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K Apr 11 17:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 65K Apr 11 17:56 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

FORMULA_NAME Liveness

=== Now, execution of the tool begins

BK_START 1717269457521

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PolyORBLF-COL-S06J04T04
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 19:17:38] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2024-06-01 19:17:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 19:17:38] [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 19:17:39] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-06-01 19:17:39] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 687 ms
[2024-06-01 19:17:39] [INFO ] Imported 81 HL places and 65 HL transitions for a total of 454 PT places and 7036.0 transition bindings in 25 ms.
[2024-06-01 19:17:39] [INFO ] Built PT skeleton of HLPN with 81 places and 65 transitions 254 arcs in 5 ms.
[2024-06-01 19:17:39] [INFO ] Skeletonized 0 HLPN properties in 0 ms.
[2024-06-01 19:17:39] [INFO ] Unfolded HLPN to a Petri net with 454 places and 6994 transitions 59152 arcs in 159 ms.
[2024-06-01 19:17:39] [INFO ] Unfolded 0 HLPN properties in 0 ms.
[2024-06-01 19:17:39] [INFO ] Unfolded HLPN to a Petri net with 454 places and 6994 transitions 59152 arcs in 59 ms.
[2024-06-01 19:17:39] [INFO ] Unfolded 65 HLPN properties in 3 ms.
[2024-06-01 19:17:39] [INFO ] Reduced 60 identical enabling conditions.
[2024-06-01 19:17:39] [INFO ] Reduced 640 identical enabling conditions.
[2024-06-01 19:17:39] [INFO ] Reduced 4680 identical enabling conditions.
[2024-06-01 19:17:39] [INFO ] Built PT skeleton of HLPN with 81 places and 65 transitions 254 arcs in 1 ms.
[2024-06-01 19:17:39] [INFO ] Skeletonized 65 HLPN properties in 2 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Prefix of Interest using HLPN skeleton for deadlock discarded 0 places and 0 transitions.
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
Transition T_2315 forces synchronizations/join behavior on parameter t of sort Threads
[2024-06-01 19:17:40] [INFO ] Unfolded HLPN to a Petri net with 454 places and 6994 transitions 59152 arcs in 66 ms.
[2024-06-01 19:17:40] [INFO ] Unfolded 65 HLPN properties in 1 ms.
[2024-06-01 19:17:40] [INFO ] Reduced 60 identical enabling conditions.
[2024-06-01 19:17:40] [INFO ] Reduced 640 identical enabling conditions.
[2024-06-01 19:17:40] [INFO ] Reduced 4680 identical enabling conditions.
Ensure Unique test removed 5380 transitions
Reduce redundant transitions removed 5380 transitions.
Built sparse matrix representations for Structural reductions in 5 ms.79081KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 454/454 places, 1614/1614 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 97 ms. Remains 454 /454 variables (removed 0) and now considering 1614/1614 (removed 0) transitions.
Running 1608 sub problems to find dead transitions.
[2024-06-01 19:17:40] [INFO ] Flow matrix only has 1590 transitions (discarded 24 similar events)
// Phase 1: matrix 1590 rows 454 cols
[2024-06-01 19:17:40] [INFO ] Computed 50 invariants in 111 ms
[2024-06-01 19:17:40] [INFO ] State equation strengthened by 112 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/442 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/442 variables, 27/38 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
[2024-06-01 19:18:07] [INFO ] Deduced a trap composed of 85 places in 176 ms of which 20 ms to minimize.
[2024-06-01 19:18:07] [INFO ] Deduced a trap composed of 85 places in 97 ms of which 2 ms to minimize.
[2024-06-01 19:18:07] [INFO ] Deduced a trap composed of 85 places in 70 ms of which 1 ms to minimize.
[2024-06-01 19:18:08] [INFO ] Deduced a trap composed of 251 places in 337 ms of which 4 ms to minimize.
[2024-06-01 19:18:08] [INFO ] Deduced a trap composed of 260 places in 290 ms of which 3 ms to minimize.
[2024-06-01 19:18:09] [INFO ] Deduced a trap composed of 237 places in 351 ms of which 7 ms to minimize.
[2024-06-01 19:18:09] [INFO ] Deduced a trap composed of 245 places in 370 ms of which 3 ms to minimize.
[2024-06-01 19:18:09] [INFO ] Deduced a trap composed of 224 places in 357 ms of which 3 ms to minimize.
[2024-06-01 19:18:10] [INFO ] Deduced a trap composed of 107 places in 274 ms of which 2 ms to minimize.
[2024-06-01 19:18:11] [INFO ] Deduced a trap composed of 230 places in 355 ms of which 3 ms to minimize.
[2024-06-01 19:18:11] [INFO ] Deduced a trap composed of 89 places in 295 ms of which 2 ms to minimize.
[2024-06-01 19:18:12] [INFO ] Deduced a trap composed of 85 places in 293 ms of which 2 ms to minimize.
[2024-06-01 19:18:12] [INFO ] Deduced a trap composed of 90 places in 263 ms of which 2 ms to minimize.
[2024-06-01 19:18:13] [INFO ] Deduced a trap composed of 235 places in 366 ms of which 4 ms to minimize.
[2024-06-01 19:18:14] [INFO ] Deduced a trap composed of 33 places in 302 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 442/2044 variables, and 53 constraints, problems are : Problem set: 0 solved, 1608 unsolved in 20078 ms.
Refiners :[Positive P Invariants (semi-flows): 11/19 constraints, Generalized P Invariants (flows): 27/31 constraints, State Equation: 0/454 constraints, ReadFeed: 0/112 constraints, PredecessorRefiner: 1608/1608 constraints, Known Traps: 15/15 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1608 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/442 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/442 variables, 27/38 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/442 variables, 15/53 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
[2024-06-01 19:18:19] [INFO ] Deduced a trap composed of 189 places in 362 ms of which 3 ms to minimize.
[2024-06-01 19:18:21] [INFO ] Deduced a trap composed of 220 places in 403 ms of which 4 ms to minimize.
[2024-06-01 19:18:21] [INFO ] Deduced a trap composed of 11 places in 154 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 442/2044 variables, and 56 constraints, problems are : Problem set: 0 solved, 1608 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 11/19 constraints, Generalized P Invariants (flows): 27/31 constraints, State Equation: 0/454 constraints, ReadFeed: 0/112 constraints, PredecessorRefiner: 0/1608 constraints, Known Traps: 18/18 constraints]
After SMT, in 56287ms problems are : Problem set: 0 solved, 1608 unsolved
Search for dead transitions found 0 dead transitions in 56341ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 56485 ms. Remains : 454/454 places, 1614/1614 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 454/454 places, 1614/1614 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 86 ms. Remains 454 /454 variables (removed 0) and now considering 1614/1614 (removed 0) transitions.
[2024-06-01 19:18:36] [INFO ] Flow matrix only has 1590 transitions (discarded 24 similar events)
[2024-06-01 19:18:36] [INFO ] Invariant cache hit.
[2024-06-01 19:18:36] [INFO ] Implicit Places using invariants in 106 ms returned []
[2024-06-01 19:18:36] [INFO ] Flow matrix only has 1590 transitions (discarded 24 similar events)
[2024-06-01 19:18:36] [INFO ] Invariant cache hit.
[2024-06-01 19:18:37] [INFO ] State equation strengthened by 112 read => feed constraints.
[2024-06-01 19:18:37] [INFO ] Implicit Places using invariants and state equation in 595 ms returned []
Implicit Place search using SMT with State Equation took 708 ms to find 0 implicit places.
[2024-06-01 19:18:37] [INFO ] Redundant transitions in 122 ms returned []
Running 1608 sub problems to find dead transitions.
[2024-06-01 19:18:37] [INFO ] Flow matrix only has 1590 transitions (discarded 24 similar events)
[2024-06-01 19:18:37] [INFO ] Invariant cache hit.
[2024-06-01 19:18:37] [INFO ] State equation strengthened by 112 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/442 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/442 variables, 27/38 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
[2024-06-01 19:19:05] [INFO ] Deduced a trap composed of 85 places in 95 ms of which 2 ms to minimize.
[2024-06-01 19:19:05] [INFO ] Deduced a trap composed of 85 places in 76 ms of which 1 ms to minimize.
[2024-06-01 19:19:05] [INFO ] Deduced a trap composed of 85 places in 79 ms of which 1 ms to minimize.
[2024-06-01 19:19:06] [INFO ] Deduced a trap composed of 242 places in 408 ms of which 4 ms to minimize.
[2024-06-01 19:19:06] [INFO ] Deduced a trap composed of 232 places in 410 ms of which 3 ms to minimize.
[2024-06-01 19:19:06] [INFO ] Deduced a trap composed of 119 places in 374 ms of which 3 ms to minimize.
[2024-06-01 19:19:07] [INFO ] Deduced a trap composed of 131 places in 383 ms of which 3 ms to minimize.
[2024-06-01 19:19:08] [INFO ] Deduced a trap composed of 225 places in 414 ms of which 4 ms to minimize.
[2024-06-01 19:19:09] [INFO ] Deduced a trap composed of 48 places in 316 ms of which 2 ms to minimize.
[2024-06-01 19:19:10] [INFO ] Deduced a trap composed of 282 places in 442 ms of which 4 ms to minimize.
[2024-06-01 19:19:10] [INFO ] Deduced a trap composed of 85 places in 375 ms of which 3 ms to minimize.
[2024-06-01 19:19:11] [INFO ] Deduced a trap composed of 228 places in 387 ms of which 4 ms to minimize.
[2024-06-01 19:19:11] [INFO ] Deduced a trap composed of 41 places in 377 ms of which 3 ms to minimize.
[2024-06-01 19:19:11] [INFO ] Deduced a trap composed of 250 places in 398 ms of which 3 ms to minimize.
[2024-06-01 19:19:12] [INFO ] Deduced a trap composed of 272 places in 477 ms of which 3 ms to minimize.
[2024-06-01 19:19:12] [INFO ] Deduced a trap composed of 269 places in 406 ms of which 3 ms to minimize.
[2024-06-01 19:19:13] [INFO ] Deduced a trap composed of 255 places in 437 ms of which 3 ms to minimize.
[2024-06-01 19:19:13] [INFO ] Deduced a trap composed of 61 places in 375 ms of which 3 ms to minimize.
[2024-06-01 19:19:14] [INFO ] Deduced a trap composed of 11 places in 437 ms of which 3 ms to minimize.
[2024-06-01 19:19:14] [INFO ] Deduced a trap composed of 241 places in 440 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/442 variables, 20/58 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 442/2044 variables, and 58 constraints, problems are : Problem set: 0 solved, 1608 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 11/19 constraints, Generalized P Invariants (flows): 27/31 constraints, State Equation: 0/454 constraints, ReadFeed: 0/112 constraints, PredecessorRefiner: 1608/1608 constraints, Known Traps: 20/20 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1608 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/442 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/442 variables, 27/38 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/442 variables, 20/58 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
[2024-06-01 19:19:32] [INFO ] Deduced a trap composed of 211 places in 340 ms of which 3 ms to minimize.
[2024-06-01 19:19:32] [INFO ] Deduced a trap composed of 228 places in 320 ms of which 4 ms to minimize.
[2024-06-01 19:19:32] [INFO ] Deduced a trap composed of 219 places in 358 ms of which 3 ms to minimize.
[2024-06-01 19:19:49] [INFO ] Deduced a trap composed of 199 places in 308 ms of which 3 ms to minimize.
[2024-06-01 19:19:50] [INFO ] Deduced a trap composed of 210 places in 340 ms of which 3 ms to minimize.
[2024-06-01 19:19:50] [INFO ] Deduced a trap composed of 47 places in 251 ms of which 2 ms to minimize.
[2024-06-01 19:19:53] [INFO ] Deduced a trap composed of 163 places in 312 ms of which 2 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 442/2044 variables, and 65 constraints, problems are : Problem set: 0 solved, 1608 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 11/19 constraints, Generalized P Invariants (flows): 27/31 constraints, State Equation: 0/454 constraints, ReadFeed: 0/112 constraints, PredecessorRefiner: 0/1608 constraints, Known Traps: 27/27 constraints]
After SMT, in 77901ms problems are : Problem set: 0 solved, 1608 unsolved
Search for dead transitions found 0 dead transitions in 77933ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 78864 ms. Remains : 454/454 places, 1614/1614 transitions.
Finished random walk after 7 steps, including 0 resets, run found a deadlock after 3 ms. (steps per millisecond=2 )
FORMULA Liveness FALSE TECHNIQUES STRUCTURAL DEADLOCK_TEST
Total runtime 136698 ms.
ITS solved all properties within timeout

BK_STOP 1717269595640

--------------------
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 Liveness -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-COL-S06J04T04"
export BK_EXAMINATION="Liveness"
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-COL-S06J04T04, examination is Liveness"
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-171654455600109"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-COL-S06J04T04.tgz
mv PolyORBLF-COL-S06J04T04 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property Liveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;