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.r252-tall-174915605500166.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 TokenRing-COL-015, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r252-tall-174915605500166
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 448K
-rw-r--r-- 1 mcc users 8.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 68K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K 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 8.9K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 84K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:33 equiv_pt
-rw-r--r-- 1 mcc users 4 May 29 14:33 instance
-rw-r--r-- 1 mcc users 5 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 16K May 29 14:33 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 ReachabilityDeadlock

=== Now, execution of the tool begins

BK_START 1749198130104

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=TokenRing-COL-015
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-06 08:22:11] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2025-06-06 08:22:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 08:22:11] [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.
[2025-06-06 08:22:11] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-06 08:22:12] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 523 ms
[2025-06-06 08:22:12] [INFO ] Imported 1 HL places and 2 HL transitions for a total of 256 PT places and 4112.0 transition bindings in 16 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 2 ms.
Working with output stream class java.io.PrintStream
[2025-06-06 08:22:12] [INFO ] Built PT skeleton of HLPN with 1 places and 2 transitions 4 arcs in 3 ms.
[2025-06-06 08:22:12] [INFO ] Skeletonized 1 HLPN properties in 0 ms.
Reduce places removed 1 places and 0 transitions.
Skeleton produced trivially non deadlocked net.
Domain [Process(16), Process(16)] of place State breaks symmetries in sort Process
[2025-06-06 08:22:12] [INFO ] Unfolded HLPN to a Petri net with 256 places and 3616 transitions 14464 arcs in 74 ms.
[2025-06-06 08:22:12] [INFO ] Unfolded 1 HLPN properties in 0 ms.
Built sparse matrix representations for Structural reductions in 7 ms.33307KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 256/256 places, 3616/3616 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 206 ms. Remains 256 /256 variables (removed 0) and now considering 3616/3616 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 222 ms. Remains : 256/256 places, 3616/3616 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 256/256 places, 3616/3616 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 244 ms. Remains 256 /256 variables (removed 0) and now considering 3616/3616 (removed 0) transitions.
// Phase 1: matrix 3616 rows 256 cols
[2025-06-06 08:22:12] [INFO ] Computed 16 invariants in 34 ms
[2025-06-06 08:22:13] [INFO ] Implicit Places using invariants in 677 ms returned []
[2025-06-06 08:22:13] [INFO ] Invariant cache hit.
[2025-06-06 08:22:13] [INFO ] State equation strengthened by 3390 read => feed constraints.
[2025-06-06 08:22:18] [INFO ] Implicit Places using invariants and state equation in 5430 ms returned []
Implicit Place search using SMT with State Equation took 6141 ms to find 0 implicit places.
[2025-06-06 08:22:19] [INFO ] Redundant transitions in 196 ms returned []
Running 3601 sub problems to find dead transitions.
[2025-06-06 08:22:19] [INFO ] Invariant cache hit.
[2025-06-06 08:22:19] [INFO ] State equation strengthened by 3390 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/256 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 3601 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 256/3872 variables, and 16 constraints, problems are : Problem set: 0 solved, 3601 unsolved in 30077 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 0/256 constraints, ReadFeed: 0/3390 constraints, PredecessorRefiner: 3601/3601 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3601 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/256 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 3601 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 256/3872 variables, and 16 constraints, problems are : Problem set: 0 solved, 3601 unsolved in 30055 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 0/256 constraints, ReadFeed: 0/3390 constraints, PredecessorRefiner: 0/3601 constraints, Known Traps: 0/0 constraints]
After SMT, in 64817ms problems are : Problem set: 0 solved, 3601 unsolved
Search for dead transitions found 0 dead transitions in 64872ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 71506 ms. Remains : 256/256 places, 3616/3616 transitions.
Random walk for 1250000 steps, including 0 resets, run took 3434 ms (no deadlock found). (steps per millisecond=364 )
Random directed walk for 1250000 steps, including 0 resets, run took 3006 ms (no deadlock found). (steps per millisecond=415 )
[2025-06-06 08:23:30] [INFO ] Invariant cache hit.
[2025-06-06 08:23:30] [INFO ] [Real]Absence check using 16 positive place invariants in 18 ms returned unsat
FORMULA ReachabilityDeadlock FALSE TECHNIQUES TOPOLOGICAL SAT_SMT STRUCTURAL_REDUCTION
Total runtime 79448 ms.
ITS solved all properties within timeout

BK_STOP 1749198210892

--------------------
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 ReachabilityDeadlock -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="TokenRing-COL-015"
export BK_EXAMINATION="ReachabilityDeadlock"
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 TokenRing-COL-015, examination is ReachabilityDeadlock"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r252-tall-174915605500166"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TokenRing-COL-015.tgz
mv TokenRing-COL-015 execution
cd execution
if [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "UpperBounds" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] || [ "ReachabilityDeadlock" = "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 [ "ReachabilityDeadlock" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityDeadlock" != "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 "ReachabilityDeadlock.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 '' ReachabilityDeadlock.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityDeadlock"
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 ;