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.r280-smll-167863550300221.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)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool marciexred
Input is PaceMaker-PT-none, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r280-smll-167863550300221
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 572K
-rw-r--r-- 1 mcc users 6.5K Feb 26 14:06 CTLCardinality.txt
-rw-r--r-- 1 mcc users 60K Feb 26 14:06 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.7K Feb 26 13:06 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 26 13:06 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K Feb 25 16:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Feb 25 16:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 14:19 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 110K Feb 26 14:19 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K Feb 26 14:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K Feb 26 14:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 158K Mar 5 18:23 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 1678915658329

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=PaceMaker-PT-none
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-15 21:27:41] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2023-03-15 21:27:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-15 21:27:42] [INFO ] Load time of PNML (sax parser for PT used): 136 ms
[2023-03-15 21:27:42] [INFO ] Transformed 70 places.
[2023-03-15 21:27:42] [INFO ] Transformed 164 transitions.
[2023-03-15 21:27:42] [INFO ] Parsed PT model containing 70 places and 164 transitions and 954 arcs in 311 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 4 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 7 ms.17724KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 70/70 places, 164/164 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 62 transition count 160
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 12 rules in 71 ms. Remains 62 /70 variables (removed 8) and now considering 160/164 (removed 4) transitions.
[2023-03-15 21:27:42] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2023-03-15 21:27:42] [INFO ] Computed 31 place invariants in 13 ms
[2023-03-15 21:27:42] [INFO ] Dead Transitions using invariants and state equation in 517 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 662 ms. Remains : 62/70 places, 160/164 transitions.
Random walk for 1250000 steps, including 0 resets, run took 4157 ms (no deadlock found). (steps per millisecond=300 )
Random directed walk for 1250000 steps, including 0 resets, run took 2396 ms (no deadlock found). (steps per millisecond=521 )
[2023-03-15 21:27:49] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-15 21:27:49] [INFO ] Invariant cache hit.
[2023-03-15 21:27:49] [INFO ] [Real]Absence check using 31 positive place invariants in 11 ms returned sat
[2023-03-15 21:27:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:27:49] [INFO ] [Real]Absence check using state equation in 110 ms returned sat
[2023-03-15 21:27:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:27:49] [INFO ] [Nat]Absence check using 31 positive place invariants in 13 ms returned sat
[2023-03-15 21:27:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:27:56] [INFO ] [Nat]Absence check using state equation in 7110 ms returned sat
[2023-03-15 21:27:56] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-15 21:27:56] [INFO ] [Nat]Added 131 Read/Feed constraints in 86 ms returned sat
[2023-03-15 21:27:56] [INFO ] Deduced a trap composed of 1 places in 32 ms of which 4 ms to minimize.
[2023-03-15 21:27:57] [INFO ] Deduced a trap composed of 1 places in 22 ms of which 1 ms to minimize.
[2023-03-15 21:27:57] [INFO ] Deduced a trap composed of 1 places in 43 ms of which 5 ms to minimize.
[2023-03-15 21:27:57] [INFO ] Deduced a trap composed of 1 places in 28 ms of which 2 ms to minimize.
[2023-03-15 21:27:57] [INFO ] Deduced a trap composed of 1 places in 70 ms of which 4 ms to minimize.
[2023-03-15 21:27:57] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 971 ms
[2023-03-15 21:27:57] [INFO ] Computed and/alt/rep : 117/504/116 causal constraints (skipped 27 transitions) in 58 ms.
[2023-03-15 21:27:58] [INFO ] Added : 35 causal constraints over 7 iterations in 478 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 18 ms.
Interrupted Parikh directed walk after 13941225 steps, including 1000 resets, run timeout after 30001 ms. (steps per millisecond=464 )
Parikh directed walk for 13941225 steps, including 1000 resets, run took 30002 ms. (steps per millisecond=464 )
Random directed walk for 500003 steps, including 0 resets, run took 945 ms (no deadlock found). (steps per millisecond=529 )
Random walk for 500000 steps, including 0 resets, run took 1281 ms (no deadlock found). (steps per millisecond=390 )
Random directed walk for 500001 steps, including 0 resets, run took 1179 ms (no deadlock found). (steps per millisecond=424 )
Random walk for 500000 steps, including 0 resets, run took 1371 ms (no deadlock found). (steps per millisecond=364 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 62/62 places, 160/160 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 12 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-15 21:28:33] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-15 21:28:33] [INFO ] Invariant cache hit.
[2023-03-15 21:28:33] [INFO ] Implicit Places using invariants in 114 ms returned []
[2023-03-15 21:28:33] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-15 21:28:33] [INFO ] Invariant cache hit.
[2023-03-15 21:28:33] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-15 21:28:33] [INFO ] Implicit Places using invariants and state equation in 350 ms returned []
Implicit Place search using SMT with State Equation took 475 ms to find 0 implicit places.
[2023-03-15 21:28:33] [INFO ] Redundant transitions in 9 ms returned []
[2023-03-15 21:28:33] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-15 21:28:33] [INFO ] Invariant cache hit.
[2023-03-15 21:28:33] [INFO ] Dead Transitions using invariants and state equation in 249 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 762 ms. Remains : 62/62 places, 160/160 transitions.
Random walk for 1250000 steps, including 0 resets, run took 3534 ms (no deadlock found). (steps per millisecond=353 )
Random directed walk for 1250001 steps, including 0 resets, run took 2344 ms (no deadlock found). (steps per millisecond=533 )
[2023-03-15 21:28:39] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-15 21:28:39] [INFO ] Invariant cache hit.
[2023-03-15 21:28:39] [INFO ] [Real]Absence check using 31 positive place invariants in 10 ms returned sat
[2023-03-15 21:28:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 21:28:39] [INFO ] [Real]Absence check using state equation in 52 ms returned sat
[2023-03-15 21:28:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 21:28:40] [INFO ] [Nat]Absence check using 31 positive place invariants in 14 ms returned sat
[2023-03-15 21:28:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 21:28:47] [INFO ] [Nat]Absence check using state equation in 7411 ms returned unknown
Random directed walk for 500007 steps, including 0 resets, run took 1277 ms (no deadlock found). (steps per millisecond=391 )
Random walk for 500000 steps, including 0 resets, run took 1286 ms (no deadlock found). (steps per millisecond=388 )
Random directed walk for 500005 steps, including 0 resets, run took 1467 ms (no deadlock found). (steps per millisecond=340 )
Random walk for 500000 steps, including 0 resets, run took 1250 ms (no deadlock found). (steps per millisecond=400 )
[2023-03-15 21:28:53] [INFO ] Flatten gal took : 65 ms
[2023-03-15 21:28:53] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityDeadlock.sr.xml took 2 ms.
[2023-03-15 21:28:53] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 70 places, 164 transitions and 954 arcs took 4 ms.
Total runtime 71321 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: PaceMaker_PT_none
(NrP: 70 NrTr: 164 NrArc: 954)

parse formulas
formulas created successfully
place and transition orderings generation:0m 0.003sec

net check time: 0m 0.000sec

init dd package: 0m 3.840sec


RS generation: 0m 0.504sec


-> reachability set: #nodes 776 (7.8e+02) #states 368,026,085,700,403,200 (17)



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 0.042sec

totally nodes used: 99743 (1.0e+05)
number of garbage collections: 0
fire ops cache: hits/miss/sum: 876020 1151036 2027056
used/not used/entry size/cache size: 1207458 65901406 16 1024MB
basic ops cache: hits/miss/sum: 10211 14997 25208
used/not used/entry size/cache size: 25748 16751468 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: 549 776 1325
used/not used/entry size/cache size: 776 8387832 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 67017624
1 88897
2 1812
3 150
4 103
5 50
6 39
7 42
8 18
9 20
>= 10 109

Total processing time: 0m 6.152sec


BK_STOP 1678915740366

--------------------
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_1.0.0.202303021504.jar
+ 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:22234 (135), effective:1515 (9)

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="PaceMaker-PT-none"
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 PaceMaker-PT-none, 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 r280-smll-167863550300221"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PaceMaker-PT-none.tgz
mv PaceMaker-PT-none 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 ;