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.r209-tall-174894546500001.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 ServersAndClients-PT-100020, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r209-tall-174894546500001
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.6M
-rw-r--r-- 1 mcc users 7.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K 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 71K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K 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 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 143K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 89K 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 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 7 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 4.1M 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 positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME ServersAndClients-PT-100020-UpperBounds-00
FORMULA_NAME ServersAndClients-PT-100020-UpperBounds-01
FORMULA_NAME ServersAndClients-PT-100020-UpperBounds-02
FORMULA_NAME ServersAndClients-PT-100020-UpperBounds-03
FORMULA_NAME ServersAndClients-PT-100020-UpperBounds-04
FORMULA_NAME ServersAndClients-PT-100020-UpperBounds-05
FORMULA_NAME ServersAndClients-PT-100020-UpperBounds-06
FORMULA_NAME ServersAndClients-PT-100020-UpperBounds-07
FORMULA_NAME ServersAndClients-PT-100020-UpperBounds-08
FORMULA_NAME ServersAndClients-PT-100020-UpperBounds-09
FORMULA_NAME ServersAndClients-PT-100020-UpperBounds-10
FORMULA_NAME ServersAndClients-PT-100020-UpperBounds-11
FORMULA_NAME ServersAndClients-PT-100020-UpperBounds-12
FORMULA_NAME ServersAndClients-PT-100020-UpperBounds-13
FORMULA_NAME ServersAndClients-PT-100020-UpperBounds-14
FORMULA_NAME ServersAndClients-PT-100020-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1749019775228

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ServersAndClients-PT-100020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202405141337
[2025-06-04 06:49:36] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-04 06:49:36] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-04 06:49:36] [INFO ] Load time of PNML (sax parser for PT used): 297 ms
[2025-06-04 06:49:36] [INFO ] Transformed 2421 places.
[2025-06-04 06:49:36] [INFO ] Transformed 4200 transitions.
[2025-06-04 06:49:36] [INFO ] Found NUPN structural information;
[2025-06-04 06:49:37] [INFO ] Parsed PT model containing 2421 places and 4200 transitions and 12800 arcs in 416 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
FORMULA ServersAndClients-PT-100020-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
// Phase 1: matrix 4200 rows 2421 cols
[2025-06-04 06:49:37] [INFO ] Computed 221 invariants in 94 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (2 resets) in 258 ms. (38 steps per ms)
FORMULA ServersAndClients-PT-100020-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ServersAndClients-PT-100020-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ServersAndClients-PT-100020-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ServersAndClients-PT-100020-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ServersAndClients-PT-100020-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ServersAndClients-PT-100020-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ServersAndClients-PT-100020-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ServersAndClients-PT-100020-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ServersAndClients-PT-100020-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ServersAndClients-PT-100020-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ServersAndClients-PT-100020-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ServersAndClients-PT-100020-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ServersAndClients-PT-100020-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 20002 steps (4 resets) in 63 ms. (312 steps per ms)
FORMULA ServersAndClients-PT-100020-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-06-04 06:49:37] [INFO ] Invariant cache hit.
[2025-06-04 06:49:38] [INFO ] [Real]Absence check using 121 positive place invariants in 130 ms returned sat
[2025-06-04 06:49:38] [INFO ] [Real]Absence check using 121 positive and 100 generalized place invariants in 40 ms returned sat
[2025-06-04 06:49:39] [INFO ] [Real]Absence check using state equation in 1228 ms returned sat
[2025-06-04 06:49:40] [INFO ] Computed and/alt/rep : 4000/4000/4000 causal constraints (skipped 100 transitions) in 257 ms.
[2025-06-04 06:49:40] [INFO ] Added : 1 causal constraints over 1 iterations in 757 ms. Result :sat
Minimization took 1868 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 2421 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place sv14_c16) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 2421/2421 places, 4199/4199 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1999 transitions
Trivial Post-agglo rules discarded 1999 transitions
Performed 1999 trivial Post agglomeration. Transition count delta: 1999
Iterating post reduction 0 with 1999 rules applied. Total rules applied 1999 place count 2421 transition count 2200
Reduce places removed 2018 places and 0 transitions.
Ensure Unique test removed 1800 transitions
Reduce isomorphic transitions removed 1800 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 3820 rules applied. Total rules applied 5819 place count 402 transition count 399
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 5820 place count 401 transition count 399
Drop transitions (Redundant composition of simpler transitions.) removed 99 transitions
Redundant transition composition rules discarded 99 transitions
Iterating global reduction 3 with 99 rules applied. Total rules applied 5919 place count 401 transition count 300
Discarding 99 places :
Implicit places reduction removed 99 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 198 transitions
Trivial Post-agglo rules discarded 198 transitions
Performed 198 trivial Post agglomeration. Transition count delta: 198
Iterating post reduction 3 with 297 rules applied. Total rules applied 6216 place count 302 transition count 102
Reduce places removed 297 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 99 transitions
Reduce isomorphic transitions removed 99 transitions.
Iterating post reduction 4 with 396 rules applied. Total rules applied 6612 place count 5 transition count 3
Ensure Unique test removed 1 places
Graph (trivial) has 2 edges and 4 vertex of which 2 / 4 are part of one of the 1 SCC in 2 ms
Free SCC test removed 1 places
Iterating post reduction 5 with 2 rules applied. Total rules applied 6614 place count 3 transition count 3
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 6616 place count 3 transition count 1
Ensure Unique test removed 1 places
Iterating post reduction 7 with 1 rules applied. Total rules applied 6617 place count 2 transition count 1
Applied a total of 6617 rules in 138 ms. Remains 2 /2421 variables (removed 2419) and now considering 1/4199 (removed 4198) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 151 ms. Remains : 2/2421 places, 1/4199 transitions.
// Phase 1: matrix 1 rows 2 cols
[2025-06-04 06:49:42] [INFO ] Computed 1 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (500000 resets) in 243 ms. (4098 steps per ms)
FORMULA ServersAndClients-PT-100020-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000000 steps (500000 resets) in 164 ms. (6060 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 5 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2025-06-04 06:49:43] [INFO ] Flatten gal took : 108 ms
[2025-06-04 06:49:43] [INFO ] Flatten gal took : 1 ms
[2025-06-04 06:49:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14332989286905927688.gal : 2 ms
[2025-06-04 06:49:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6934546911524454233.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14332989286905927688.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6934546911524454233.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 6948 ms.

BK_STOP 1749019783547

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="ServersAndClients-PT-100020"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2024"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 ServersAndClients-PT-100020, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r209-tall-174894546500001"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ServersAndClients-PT-100020.tgz
mv ServersAndClients-PT-100020 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;