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-174881266500182.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-S02J06T06, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r168-tall-174881266500182
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 612K
-rw-r--r-- 1 mcc users 8.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K 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 4.3K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K 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 16K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 138K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 43K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K 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 1748898396919

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-S02J06T06
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-02 21:06:38] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-06-02 21:06:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 21:06:38] [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.
[2025-06-02 21:06:38] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-02 21:06:39] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 669 ms
[2025-06-02 21:06:39] [INFO ] Imported 81 HL places and 65 HL transitions for a total of 536 PT places and 1096.0 transition bindings in 25 ms.
[2025-06-02 21:06:39] [INFO ] Unfolded HLPN to a Petri net with 536 places and 1064 transitions 4866 arcs in 42 ms.
[2025-06-02 21:06:39] [INFO ] Unfolded 65 HLPN properties in 1 ms.
Initial state reduction rules removed 1 formulas.
[2025-06-02 21:06:39] [INFO ] Reduced 6 identical enabling conditions.
[2025-06-02 21:06:39] [INFO ] Reduced 24 identical enabling conditions.
[2025-06-02 21:06:39] [INFO ] Reduced 66 identical enabling conditions.
Ensure Unique test removed 96 transitions
Reduce redundant transitions removed 96 transitions.
RANDOM walk for 40000 steps (17 resets) in 2125 ms. (18 steps per ms) remains 6/64 properties
BEST_FIRST walk for 40001 steps (10 resets) in 565 ms. (70 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (9 resets) in 371 ms. (107 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40000 steps (10 resets) in 357 ms. (111 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (10 resets) in 403 ms. (99 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 253 ms. (157 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (9 resets) in 196 ms. (203 steps per ms) remains 6/6 properties
[2025-06-02 21:06:40] [INFO ] Flow matrix only has 956 transitions (discarded 12 similar events)
// Phase 1: matrix 956 rows 536 cols
[2025-06-02 21:06:40] [INFO ] Computed 50 invariants in 51 ms
[2025-06-02 21:06:40] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 175/204 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/204 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/204 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 243/447 variables, 8/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/447 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 9/456 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/456 variables, 0/16 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 1004ms, After SMT, problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 29 out of 536 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 536/536 places, 968/968 transitions.
Ensure Unique test removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 42 transitions
Trivial Post-agglo rules discarded 42 transitions
Performed 42 trivial Post agglomeration. Transition count delta: 42
Iterating post reduction 0 with 44 rules applied. Total rules applied 44 place count 534 transition count 926
Reduce places removed 42 places and 0 transitions.
Iterating post reduction 1 with 42 rules applied. Total rules applied 86 place count 492 transition count 926
Performed 60 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 60 Pre rules applied. Total rules applied 86 place count 492 transition count 866
Deduced a syphon composed of 60 places in 2 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 2 with 120 rules applied. Total rules applied 206 place count 432 transition count 866
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 2 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 2 with 96 rules applied. Total rules applied 302 place count 384 transition count 818
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 308 place count 384 transition count 812
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 314 place count 378 transition count 812
Applied a total of 314 rules in 190 ms. Remains 378 /536 variables (removed 158) and now considering 812/968 (removed 156) transitions.
Running 810 sub problems to find dead transitions.
[2025-06-02 21:06:42] [INFO ] Flow matrix only has 800 transitions (discarded 12 similar events)
// Phase 1: matrix 800 rows 378 cols
[2025-06-02 21:06:42] [INFO ] Computed 48 invariants in 22 ms
[2025-06-02 21:06:42] [INFO ] State equation strengthened by 72 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/376 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/376 variables, 32/46 constraints. Problems are: Problem set: 0 solved, 810 unsolved
[2025-06-02 21:06:48] [INFO ] Deduced a trap composed of 47 places in 59 ms of which 11 ms to minimize.
[2025-06-02 21:06:48] [INFO ] Deduced a trap composed of 47 places in 54 ms of which 3 ms to minimize.
[2025-06-02 21:06:49] [INFO ] Deduced a trap composed of 47 places in 58 ms of which 1 ms to minimize.
[2025-06-02 21:06:49] [INFO ] Deduced a trap composed of 47 places in 40 ms of which 1 ms to minimize.
[2025-06-02 21:06:49] [INFO ] Deduced a trap composed of 47 places in 38 ms of which 1 ms to minimize.
[2025-06-02 21:06:49] [INFO ] Deduced a trap composed of 47 places in 37 ms of which 0 ms to minimize.
[2025-06-02 21:06:49] [INFO ] Deduced a trap composed of 146 places in 172 ms of which 2 ms to minimize.
[2025-06-02 21:06:49] [INFO ] Deduced a trap composed of 145 places in 173 ms of which 3 ms to minimize.
[2025-06-02 21:06:49] [INFO ] Deduced a trap composed of 144 places in 168 ms of which 2 ms to minimize.
[2025-06-02 21:06:51] [INFO ] Deduced a trap composed of 222 places in 171 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/376 variables, 10/56 constraints. Problems are: Problem set: 0 solved, 810 unsolved
[2025-06-02 21:06:58] [INFO ] Deduced a trap composed of 69 places in 104 ms of which 1 ms to minimize.
[2025-06-02 21:06:58] [INFO ] Deduced a trap composed of 169 places in 146 ms of which 3 ms to minimize.
[2025-06-02 21:06:58] [INFO ] Deduced a trap composed of 152 places in 145 ms of which 2 ms to minimize.
[2025-06-02 21:06:59] [INFO ] Deduced a trap composed of 62 places in 143 ms of which 2 ms to minimize.
[2025-06-02 21:06:59] [INFO ] Deduced a trap composed of 173 places in 144 ms of which 3 ms to minimize.
[2025-06-02 21:06:59] [INFO ] Deduced a trap composed of 56 places in 142 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 376/1178 variables, and 62 constraints, problems are : Problem set: 0 solved, 810 unsolved in 20038 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 32/34 constraints, State Equation: 0/378 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 810/810 constraints, Known Traps: 16/16 constraints]
Escalating to Integer solving :Problem set: 0 solved, 810 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/376 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/376 variables, 32/46 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/376 variables, 16/62 constraints. Problems are: Problem set: 0 solved, 810 unsolved
[2025-06-02 21:07:06] [INFO ] Deduced a trap composed of 49 places in 119 ms of which 2 ms to minimize.
[2025-06-02 21:07:07] [INFO ] Deduced a trap composed of 15 places in 83 ms of which 2 ms to minimize.
[2025-06-02 21:07:13] [INFO ] Deduced a trap composed of 126 places in 172 ms of which 2 ms to minimize.
[2025-06-02 21:07:13] [INFO ] Deduced a trap composed of 109 places in 181 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/376 variables, 4/66 constraints. Problems are: Problem set: 0 solved, 810 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 376/1178 variables, and 66 constraints, problems are : Problem set: 0 solved, 810 unsolved in 20031 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 32/34 constraints, State Equation: 0/378 constraints, ReadFeed: 0/72 constraints, PredecessorRefiner: 0/810 constraints, Known Traps: 20/20 constraints]
After SMT, in 41228ms problems are : Problem set: 0 solved, 810 unsolved
Search for dead transitions found 0 dead transitions in 41243ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41456 ms. Remains : 378/536 places, 812/968 transitions.
Total runtime 44967 ms.
ITS solved all properties within timeout

BK_STOP 1748898443333

--------------------
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-S02J06T06"
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-S02J06T06, 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-174881266500182"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-COL-S02J06T06.tgz
mv PolyORBLF-COL-S02J06T06 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 ;