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-174881266400124.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)
.................
=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is PhilosophersDyn-COL-03, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r168-tall-174881266400124
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 488K
-rw-r--r-- 1 mcc users 7.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 63K 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 4.0K 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 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 127K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 63K 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 3.8K 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 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 31K 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 Liveness

=== Now, execution of the tool begins

BK_START 1748895596150

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PhilosophersDyn-COL-03
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-02 20:19:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2025-06-02 20:19:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 20:19:57] [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 20:19:57] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-02 20:19:58] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 595 ms
[2025-06-02 20:19:58] [INFO ] Imported 8 HL places and 7 HL transitions for a total of 30 PT places and 87.0 transition bindings in 15 ms.
[2025-06-02 20:19:58] [INFO ] Built PT skeleton of HLPN with 8 places and 7 transitions 33 arcs in 3 ms.
[2025-06-02 20:19:58] [INFO ] Skeletonized 0 HLPN properties in 0 ms.
[2025-06-02 20:19:58] [INFO ] Unfolded HLPN to a Petri net with 30 places and 84 transitions 564 arcs in 16 ms.
[2025-06-02 20:19:58] [INFO ] Unfolded 0 HLPN properties in 0 ms.
[2025-06-02 20:19:58] [INFO ] Unfolded HLPN to a Petri net with 30 places and 84 transitions 564 arcs in 4 ms.
[2025-06-02 20:19:58] [INFO ] Unfolded 7 HLPN properties in 0 ms.
[2025-06-02 20:19:58] [INFO ] Reduced 5 identical enabling conditions.
[2025-06-02 20:19:58] [INFO ] Built PT skeleton of HLPN with 8 places and 7 transitions 33 arcs in 1 ms.
[2025-06-02 20:19:58] [INFO ] Skeletonized 6 HLPN properties in 2 ms. Removed 1 properties that had guard overlaps.
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.
Domain [Philosopher(3), Philosopher(3)] of place Neighbourhood breaks symmetries in sort Philosopher
[2025-06-02 20:19:58] [INFO ] Unfolded HLPN to a Petri net with 30 places and 84 transitions 564 arcs in 7 ms.
[2025-06-02 20:19:58] [INFO ] Unfolded 7 HLPN properties in 0 ms.
[2025-06-02 20:19:58] [INFO ] Reduced 5 identical enabling conditions.
Ensure Unique test removed 3 transitions
Reduce redundant transitions removed 3 transitions.
Built sparse matrix representations for Structural reductions in 1 ms.28020KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 30/30 places, 81/81 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 16 ms. Remains 30 /30 variables (removed 0) and now considering 81/81 (removed 0) transitions.
Running 78 sub problems to find dead transitions.
[2025-06-02 20:19:58] [INFO ] Flow matrix only has 57 transitions (discarded 24 similar events)
// Phase 1: matrix 57 rows 30 cols
[2025-06-02 20:19:58] [INFO ] Computed 11 invariants in 17 ms
[2025-06-02 20:19:58] [INFO ] State equation strengthened by 36 read => feed constraints.
Problem TDEAD7 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD25 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD29 is UNSAT
Problem TDEAD34 is UNSAT
Problem TDEAD38 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD43 is UNSAT
Problem TDEAD46 is UNSAT
Problem TDEAD47 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD52 is UNSAT
Problem TDEAD53 is UNSAT
Problem TDEAD56 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 10/10 constraints. Problems are: Problem set: 20 solved, 58 unsolved
Problem TDEAD3 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD30 is UNSAT
Problem TDEAD33 is UNSAT
Problem TDEAD36 is UNSAT
Problem TDEAD39 is UNSAT
Problem TDEAD48 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/11 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 57/87 variables, 30/41 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 36/77 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/87 variables, 0/77 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 6 (OVERLAPS) 0/87 variables, 0/77 constraints. Problems are: Problem set: 30 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 87/87 variables, and 77 constraints, problems are : Problem set: 30 solved, 48 unsolved in 864 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 78/78 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 30 solved, 48 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 10/10 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 1/11 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/11 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 57/87 variables, 30/41 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 36/77 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/87 variables, 48/125 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/87 variables, 0/125 constraints. Problems are: Problem set: 30 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/87 variables, 0/125 constraints. Problems are: Problem set: 30 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 87/87 variables, and 125 constraints, problems are : Problem set: 30 solved, 48 unsolved in 762 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 30/30 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 48/78 constraints, Known Traps: 0/0 constraints]
After SMT, in 1793ms problems are : Problem set: 30 solved, 48 unsolved
Search for dead transitions found 30 dead transitions in 1813ms
Found 30 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 30 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 30 transitions.
Starting structural reductions in DEADLOCK mode, iteration 1 : 30/30 places, 51/81 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 3 ms. Remains 30 /30 variables (removed 0) and now considering 51/51 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 1873 ms. Remains : 30/30 places, 51/81 transitions.
Finished random walk after 6 steps, including 0 resets, run found a deadlock after 1 ms. (steps per millisecond=6 )
FORMULA Liveness FALSE TECHNIQUES STRUCTURAL DEADLOCK_TEST
Total runtime 2715 ms.
ITS solved all properties within timeout

BK_STOP 1748895600199

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ 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="PhilosophersDyn-COL-03"
export BK_EXAMINATION="Liveness"
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 PhilosophersDyn-COL-03, 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 r168-tall-174881266400124"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PhilosophersDyn-COL-03.tgz
mv PhilosophersDyn-COL-03 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.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 ;