Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r248-tall-167856434800086.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool marciexred
Input is JoinFreeModules-PT-0003, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r248-tall-167856434800086
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 396K
-rw-r--r-- 1 mcc users 5.6K Feb 25 11:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 56K Feb 25 11:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Feb 25 11:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Feb 25 11:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:17 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:17 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:17 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.5K Feb 25 11:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 88K Feb 25 11:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Feb 25 11:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 69K Feb 25 11:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:17 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:17 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 9.4K Mar 5 18:22 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 1678726916978

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=marciexred
BK_EXAMINATION=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=JoinFreeModules-PT-0003
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-13 17:01:58] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2023-03-13 17:01:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-13 17:01:58] [INFO ] Load time of PNML (sax parser for PT used): 24 ms
[2023-03-13 17:01:58] [INFO ] Transformed 16 places.
[2023-03-13 17:01:58] [INFO ] Transformed 25 transitions.
[2023-03-13 17:01:58] [INFO ] Parsed PT model containing 16 places and 25 transitions and 71 arcs in 80 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 2 ms.
Working with output stream class java.io.PrintStream
Reduce places removed 1 places and 0 transitions.
Built sparse matrix representations for Structural reductions in 3 ms.24359KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 15/15 places, 25/25 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 14 ms. Remains 15 /15 variables (removed 0) and now considering 25/25 (removed 0) transitions.
// Phase 1: matrix 25 rows 15 cols
[2023-03-13 17:01:58] [INFO ] Computed 3 place invariants in 7 ms
[2023-03-13 17:01:58] [INFO ] Dead Transitions using invariants and state equation in 158 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 197 ms. Remains : 15/15 places, 25/25 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 15/15 places, 25/25 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 2 ms. Remains 15 /15 variables (removed 0) and now considering 25/25 (removed 0) transitions.
[2023-03-13 17:01:58] [INFO ] Invariant cache hit.
[2023-03-13 17:01:58] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-03-13 17:01:58] [INFO ] Invariant cache hit.
[2023-03-13 17:01:58] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-13 17:01:58] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
[2023-03-13 17:01:58] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-13 17:01:58] [INFO ] Invariant cache hit.
[2023-03-13 17:01:58] [INFO ] Dead Transitions using invariants and state equation in 41 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 119 ms. Remains : 15/15 places, 25/25 transitions.
Random walk for 1250000 steps, including 0 resets, run took 1010 ms (no deadlock found). (steps per millisecond=1237 )
Random directed walk for 1250001 steps, including 0 resets, run took 765 ms (no deadlock found). (steps per millisecond=1633 )
[2023-03-13 17:02:00] [INFO ] Invariant cache hit.
[2023-03-13 17:02:00] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2023-03-13 17:02:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-13 17:02:00] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-03-13 17:02:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-13 17:02:00] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2023-03-13 17:02:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-13 17:02:00] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2023-03-13 17:02:00] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-13 17:02:00] [INFO ] [Nat]Added 3 Read/Feed constraints in 4 ms returned sat
[2023-03-13 17:02:00] [INFO ] Computed and/alt/rep : 18/45/18 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-13 17:02:00] [INFO ] Added : 14 causal constraints over 3 iterations in 53 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 10 ms.
Parikh directed walk for 5600 steps, including 174 resets, run took 11 ms. (steps per millisecond=509 )
Random directed walk for 500003 steps, including 0 resets, run took 325 ms (no deadlock found). (steps per millisecond=1538 )
Random walk for 500000 steps, including 0 resets, run took 365 ms (no deadlock found). (steps per millisecond=1369 )
Random directed walk for 500004 steps, including 0 resets, run took 287 ms (no deadlock found). (steps per millisecond=1742 )
Random walk for 500000 steps, including 0 resets, run took 338 ms (no deadlock found). (steps per millisecond=1479 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 15/15 places, 25/25 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 1 ms. Remains 15 /15 variables (removed 0) and now considering 25/25 (removed 0) transitions.
[2023-03-13 17:02:02] [INFO ] Invariant cache hit.
[2023-03-13 17:02:02] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-13 17:02:02] [INFO ] Invariant cache hit.
[2023-03-13 17:02:02] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-13 17:02:02] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
[2023-03-13 17:02:02] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-13 17:02:02] [INFO ] Invariant cache hit.
[2023-03-13 17:02:02] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 92 ms. Remains : 15/15 places, 25/25 transitions.
Random walk for 1250000 steps, including 0 resets, run took 840 ms (no deadlock found). (steps per millisecond=1488 )
Random directed walk for 1250007 steps, including 0 resets, run took 737 ms (no deadlock found). (steps per millisecond=1696 )
[2023-03-13 17:02:03] [INFO ] Invariant cache hit.
[2023-03-13 17:02:03] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-13 17:02:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-13 17:02:03] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2023-03-13 17:02:03] [INFO ] Solution in real domain found non-integer solution.
[2023-03-13 17:02:03] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-13 17:02:03] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-13 17:02:03] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2023-03-13 17:02:03] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-13 17:02:03] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-03-13 17:02:03] [INFO ] Computed and/alt/rep : 18/45/18 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-13 17:02:03] [INFO ] Added : 14 causal constraints over 3 iterations in 21 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 1 ms.
Parikh directed walk for 5600 steps, including 173 resets, run took 9 ms. (steps per millisecond=622 )
Random directed walk for 500000 steps, including 0 resets, run took 288 ms (no deadlock found). (steps per millisecond=1736 )
Random walk for 500000 steps, including 0 resets, run took 337 ms (no deadlock found). (steps per millisecond=1483 )
Random directed walk for 500000 steps, including 0 resets, run took 293 ms (no deadlock found). (steps per millisecond=1706 )
Random walk for 500000 steps, including 0 resets, run took 335 ms (no deadlock found). (steps per millisecond=1492 )
[2023-03-13 17:02:05] [INFO ] Flatten gal took : 16 ms
[2023-03-13 17:02:05] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityDeadlock.sr.xml took 1 ms.
[2023-03-13 17:02:05] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 15 places, 25 transitions and 69 arcs took 0 ms.
Total runtime 6913 ms.
There are residual formulas that ITS could not solve within timeout
timeout --kill-after=10s --signal=SIGINT 1m for testing only

Marcie built on Linux at 2019-11-18.
A model checker for Generalized Stochastic Petri nets

authors: Alex Tovchigrechko (IDD package and CTL model checking)

Martin Schwarick (Symbolic numerical analysis and CSL model checking)

Christian Rohr (Simulative and approximative numerical model checking)

marcie@informatik.tu-cottbus.de

called as: /home/mcc/BenchKit/bin//../reducer/bin//../../marcie/bin/marcie --net-file=model.pnml --mcc-file=/home/mcc/BenchKit/bin//../reducer/bin//../../marcie/bin//ReachabilityDeadlock.xml --memory=6 --mcc-mode

parse successfull
net created successfully

Net: JoinFreeModules_PT_0003
(NrP: 15 NrTr: 25 NrArc: 69)

parse formulas
formulas created successfully
place and transition orderings generation:0m 0.000sec

net check time: 0m 0.000sec

init dd package: 0m 2.746sec


RS generation: 0m 0.000sec


-> reachability set: #nodes 55 (5.5e+01) #states 35,937 (4)



starting MCC model checker
--------------------------

checking: EF [DEADLOCK]
normalized: E [true U DEADLOCK]

-> the formula is FALSE

FORMULA ReachabilityDeadlock FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 0m 0.000sec

totally nodes used: 786 (7.9e+02)
number of garbage collections: 0
fire ops cache: hits/miss/sum: 848 1959 2807
used/not used/entry size/cache size: 2368 67106496 16 1024MB
basic ops cache: hits/miss/sum: 120 183 303
used/not used/entry size/cache size: 428 16776788 12 192MB
unary ops cache: hits/miss/sum: 0 0 0
used/not used/entry size/cache size: 0 16777216 8 128MB
abstract ops cache: hits/miss/sum: 0 0 0
used/not used/entry size/cache size: 0 16777216 12 192MB
state nr cache: hits/miss/sum: 62 55 117
used/not used/entry size/cache size: 55 8388553 32 256MB
max state cache: hits/miss/sum: 0 0 0
used/not used/entry size/cache size: 0 8388608 32 256MB
uniqueHash elements/entry size/size: 67108864 4 256MB
0 67108094
1 755
2 14
3 1
4 0
5 0
6 0
7 0
8 0
9 0
>= 10 0

Total processing time: 0m 4.323sec


BK_STOP 1678726930701

--------------------
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_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityDeadlock -timeout 180 -rebuildPNML
check for maximal unmarked siphon
ok
check for constant places
ok
check if there are places and transitions
ok
check if there are transitions without pre-places
ok
check if at least one transition is enabled in m0
ok
check if there are transitions that can never fire
ok


initing FirstDep: 0m 0.000sec


iterations count:120 (4), effective:36 (1)

initing FirstDep: 0m 0.000sec

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="JoinFreeModules-PT-0003"
export BK_EXAMINATION="ReachabilityDeadlock"
export BK_TOOL="marciexred"
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 2-5348"
echo " Executing tool marciexred"
echo " Input is JoinFreeModules-PT-0003, 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 r248-tall-167856434800086"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-0003.tgz
mv JoinFreeModules-PT-0003 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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityDeadlock.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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 ;