Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r168-tall-174881266600192.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is PolyORBLF-COL-S02J06T10, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r168-tall-174881266600192
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 572K
-rw-r--r-- 1 mcc users 8.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 40K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 111K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.2K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 52K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_pt
-rw-r--r-- 1 mcc users 10 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 154K May 29 14:32 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 1748898569122

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PolyORBLF-COL-S02J06T10
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-02 21:09:30] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-06-02 21:09:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 21:09:30] [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.
[2025-06-02 21:09:30] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-02 21:09:31] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 713 ms
[2025-06-02 21:09:31] [INFO ] Imported 81 HL places and 65 HL transitions for a total of 844 PT places and 1904.0 transition bindings in 25 ms.
[2025-06-02 21:09:31] [INFO ] Unfolded HLPN to a Petri net with 844 places and 1812 transitions 8302 arcs in 60 ms.
[2025-06-02 21:09:31] [INFO ] Unfolded 65 HLPN properties in 2 ms.
Initial state reduction rules removed 1 formulas.
[2025-06-02 21:09:31] [INFO ] Reduced 10 identical enabling conditions.
[2025-06-02 21:09:31] [INFO ] Reduced 40 identical enabling conditions.
[2025-06-02 21:09:31] [INFO ] Reduced 110 identical enabling conditions.
Ensure Unique test removed 160 transitions
Reduce redundant transitions removed 160 transitions.
RANDOM walk for 40000 steps (12 resets) in 2211 ms. (18 steps per ms) remains 6/64 properties
BEST_FIRST walk for 40003 steps (8 resets) in 810 ms. (49 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (9 resets) in 393 ms. (101 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 508 ms. (78 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (10 resets) in 495 ms. (80 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 345 ms. (115 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 218 ms. (182 steps per ms) remains 6/6 properties
[2025-06-02 21:09:33] [INFO ] Flow matrix only has 1632 transitions (discarded 20 similar events)
// Phase 1: matrix 1632 rows 844 cols
[2025-06-02 21:09:33] [INFO ] Computed 58 invariants in 103 ms
[2025-06-02 21:09:33] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 233/278 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/278 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/278 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem qltransition_35 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT TOPOLOGICAL INITIAL_STATE
SMT process timed out in 1009ms, After SMT, problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 45 out of 844 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 844/844 places, 1652/1652 transitions.
Ensure Unique test removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 0 with 72 rules applied. Total rules applied 72 place count 842 transition count 1582
Reduce places removed 70 places and 0 transitions.
Iterating post reduction 1 with 70 rules applied. Total rules applied 142 place count 772 transition count 1582
Performed 100 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 100 Pre rules applied. Total rules applied 142 place count 772 transition count 1482
Deduced a syphon composed of 100 places in 2 ms
Reduce places removed 100 places and 0 transitions.
Iterating global reduction 2 with 200 rules applied. Total rules applied 342 place count 672 transition count 1482
Performed 80 Post agglomeration using F-continuation condition.Transition count delta: 80
Deduced a syphon composed of 80 places in 2 ms
Reduce places removed 80 places and 0 transitions.
Iterating global reduction 2 with 160 rules applied. Total rules applied 502 place count 592 transition count 1402
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 512 place count 592 transition count 1392
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 522 place count 582 transition count 1392
Applied a total of 522 rules in 260 ms. Remains 582 /844 variables (removed 262) and now considering 1392/1652 (removed 260) transitions.
Running 1390 sub problems to find dead transitions.
[2025-06-02 21:09:34] [INFO ] Flow matrix only has 1372 transitions (discarded 20 similar events)
// Phase 1: matrix 1372 rows 582 cols
[2025-06-02 21:09:34] [INFO ] Computed 56 invariants in 26 ms
[2025-06-02 21:09:34] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 1390 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 40/54 constraints. Problems are: Problem set: 0 solved, 1390 unsolved
[2025-06-02 21:09:52] [INFO ] Deduced a trap composed of 47 places in 156 ms of which 19 ms to minimize.
[2025-06-02 21:09:52] [INFO ] Deduced a trap composed of 47 places in 118 ms of which 3 ms to minimize.
[2025-06-02 21:09:52] [INFO ] Deduced a trap composed of 47 places in 78 ms of which 2 ms to minimize.
[2025-06-02 21:09:52] [INFO ] Deduced a trap composed of 47 places in 58 ms of which 1 ms to minimize.
[2025-06-02 21:09:52] [INFO ] Deduced a trap composed of 47 places in 44 ms of which 1 ms to minimize.
[2025-06-02 21:09:52] [INFO ] Deduced a trap composed of 47 places in 41 ms of which 0 ms to minimize.
[2025-06-02 21:09:52] [INFO ] Deduced a trap composed of 47 places in 40 ms of which 1 ms to minimize.
[2025-06-02 21:09:52] [INFO ] Deduced a trap composed of 47 places in 38 ms of which 0 ms to minimize.
[2025-06-02 21:09:52] [INFO ] Deduced a trap composed of 47 places in 39 ms of which 0 ms to minimize.
[2025-06-02 21:09:52] [INFO ] Deduced a trap composed of 47 places in 55 ms of which 1 ms to minimize.
[2025-06-02 21:09:53] [INFO ] Deduced a trap composed of 222 places in 319 ms of which 4 ms to minimize.
[2025-06-02 21:09:53] [INFO ] Deduced a trap composed of 222 places in 285 ms of which 4 ms to minimize.
[2025-06-02 21:09:54] [INFO ] Deduced a trap composed of 218 places in 290 ms of which 3 ms to minimize.
[2025-06-02 21:09:54] [INFO ] Deduced a trap composed of 206 places in 280 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 580/1954 variables, and 68 constraints, problems are : Problem set: 0 solved, 1390 unsolved in 20064 ms.
Refiners :[Positive P Invariants (semi-flows): 14/15 constraints, Generalized P Invariants (flows): 40/41 constraints, State Equation: 0/582 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1390/1390 constraints, Known Traps: 14/14 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1390 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/580 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 1390 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/580 variables, 40/54 constraints. Problems are: Problem set: 0 solved, 1390 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/580 variables, 14/68 constraints. Problems are: Problem set: 0 solved, 1390 unsolved
[2025-06-02 21:09:59] [INFO ] Deduced a trap composed of 23 places in 286 ms of which 4 ms to minimize.
[2025-06-02 21:09:59] [INFO ] Deduced a trap composed of 224 places in 281 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 580/1954 variables, and 70 constraints, problems are : Problem set: 0 solved, 1390 unsolved in 20036 ms.
Refiners :[Positive P Invariants (semi-flows): 14/15 constraints, Generalized P Invariants (flows): 40/41 constraints, State Equation: 0/582 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1390 constraints, Known Traps: 16/16 constraints]
After SMT, in 42689ms problems are : Problem set: 0 solved, 1390 unsolved
Search for dead transitions found 0 dead transitions in 42712ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42998 ms. Remains : 582/844 places, 1392/1652 transitions.
Total runtime 46694 ms.
ITS solved all properties within timeout

BK_STOP 1748898617217

--------------------
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-COL-S02J06T10"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="gold2024"
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 2-5832"
echo " Executing tool gold2024"
echo " Input is PolyORBLF-COL-S02J06T10, 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 r168-tall-174881266600192"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-COL-S02J06T10.tgz
mv PolyORBLF-COL-S02J06T10 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.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 ;