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.r536-tall-167987254700296.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 PGCD-PT-D04N050, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r536-tall-167987254700296
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 492K
-rw-r--r-- 1 mcc users 6.0K Mar 23 15:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 64K Mar 23 15:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Mar 23 15:24 CTLFireability.txt
-rw-r--r-- 1 mcc users 66K Mar 23 15:24 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.8K Mar 23 07:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 37K Mar 23 07:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 23 07:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 23 07:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Mar 26 22:42 NewModel
-rw-r--r-- 1 mcc users 12K Mar 23 15:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 123K Mar 23 15:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K Mar 23 15:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 82K Mar 23 15:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 23 07:07 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.7K Mar 23 07:07 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 26 22:42 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 26 22:42 instance
-rw-r--r-- 1 mcc users 6 Mar 26 22:42 iscolored
-rw-r--r-- 1 mcc users 9.3K Mar 31 16:48 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 1680365937195

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=PGCD-PT-D04N050
Applying reductions before tool marcie
Invoking reducer
Running Version 202303301559
[2023-04-01 16:18:58] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2023-04-01 16:18:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-04-01 16:18:58] [INFO ] Load time of PNML (sax parser for PT used): 30 ms
[2023-04-01 16:18:58] [INFO ] Transformed 15 places.
[2023-04-01 16:18:58] [INFO ] Transformed 15 transitions.
[2023-04-01 16:18:58] [INFO ] Parsed PT model containing 15 places and 15 transitions and 70 arcs in 122 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 3 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 3 ms.18020KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 15/15 places, 15/15 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 13 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
// Phase 1: matrix 15 rows 15 cols
[2023-04-01 16:18:58] [INFO ] Computed 6 invariants in 9 ms
[2023-04-01 16:18:58] [INFO ] Dead Transitions using invariants and state equation in 127 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 166 ms. Remains : 15/15 places, 15/15 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 15/15 places, 15/15 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 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-01 16:18:58] [INFO ] Invariant cache hit.
[2023-04-01 16:18:58] [INFO ] Implicit Places using invariants in 52 ms returned [10, 11, 12, 13, 14]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 56 ms to find 5 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 1 : 10/15 places, 15/15 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 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 2 iterations and 60 ms. Remains : 10/15 places, 15/15 transitions.
Random walk for 1250001 steps, including 0 resets, run took 244 ms (no deadlock found). (steps per millisecond=5122 )
Random directed walk for 1250035 steps, including 0 resets, run took 200 ms (no deadlock found). (steps per millisecond=6250 )
// Phase 1: matrix 15 rows 10 cols
[2023-04-01 16:18:59] [INFO ] Computed 1 invariants in 1 ms
[2023-04-01 16:18:59] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-01 16:18:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-01 16:18:59] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-04-01 16:18:59] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-01 16:18:59] [INFO ] [Real]Added 5 Read/Feed constraints in 7 ms returned sat
[2023-04-01 16:18:59] [INFO ] Solution in real domain found non-integer solution.
[2023-04-01 16:18:59] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-01 16:18:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-01 16:18:59] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2023-04-01 16:18:59] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-01 16:18:59] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2023-04-01 16:18:59] [INFO ] Deduced a trap composed of 5 places in 25 ms of which 4 ms to minimize.
[2023-04-01 16:18:59] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 34 ms
[2023-04-01 16:18:59] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 3 ms.
[2023-04-01 16:18:59] [INFO ] Added : 1 causal constraints over 1 iterations in 18 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 1 ms.
Parikh directed walk for 9000 steps, including 150 resets, run took 18 ms. (steps per millisecond=500 )
Random directed walk for 500005 steps, including 0 resets, run took 72 ms (no deadlock found). (steps per millisecond=6944 )
Random walk for 500020 steps, including 0 resets, run took 77 ms (no deadlock found). (steps per millisecond=6493 )
Random directed walk for 500027 steps, including 0 resets, run took 85 ms (no deadlock found). (steps per millisecond=5882 )
Random walk for 500054 steps, including 0 resets, run took 73 ms (no deadlock found). (steps per millisecond=6850 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 10/10 places, 15/15 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 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-01 16:18:59] [INFO ] Invariant cache hit.
[2023-04-01 16:18:59] [INFO ] Implicit Places using invariants in 34 ms returned []
[2023-04-01 16:18:59] [INFO ] Invariant cache hit.
[2023-04-01 16:18:59] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-01 16:18:59] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
[2023-04-01 16:18:59] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-01 16:18:59] [INFO ] Invariant cache hit.
[2023-04-01 16:18:59] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 109 ms. Remains : 10/10 places, 15/15 transitions.
Random walk for 1250015 steps, including 0 resets, run took 167 ms (no deadlock found). (steps per millisecond=7485 )
Random directed walk for 1250030 steps, including 0 resets, run took 163 ms (no deadlock found). (steps per millisecond=7668 )
[2023-04-01 16:19:00] [INFO ] Invariant cache hit.
[2023-04-01 16:19:00] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-01 16:19:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-04-01 16:19:00] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-04-01 16:19:00] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-01 16:19:00] [INFO ] [Real]Added 5 Read/Feed constraints in 3 ms returned sat
[2023-04-01 16:19:00] [INFO ] Solution in real domain found non-integer solution.
[2023-04-01 16:19:00] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-04-01 16:19:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-04-01 16:19:00] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2023-04-01 16:19:00] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-01 16:19:00] [INFO ] [Nat]Added 5 Read/Feed constraints in 3 ms returned sat
[2023-04-01 16:19:00] [INFO ] Deduced a trap composed of 5 places in 18 ms of which 1 ms to minimize.
[2023-04-01 16:19:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 22 ms
[2023-04-01 16:19:00] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 4 ms.
[2023-04-01 16:19:00] [INFO ] Added : 1 causal constraints over 1 iterations in 11 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 1 ms.
Parikh directed walk for 9000 steps, including 145 resets, run took 16 ms. (steps per millisecond=562 )
Random directed walk for 500009 steps, including 0 resets, run took 65 ms (no deadlock found). (steps per millisecond=7692 )
Random walk for 500004 steps, including 0 resets, run took 67 ms (no deadlock found). (steps per millisecond=7462 )
Random directed walk for 500053 steps, including 0 resets, run took 81 ms (no deadlock found). (steps per millisecond=6173 )
Random walk for 500053 steps, including 0 resets, run took 75 ms (no deadlock found). (steps per millisecond=6667 )
[2023-04-01 16:19:00] [INFO ] Flatten gal took : 18 ms
[2023-04-01 16:19:00] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityDeadlock.sr.xml took 2 ms.
[2023-04-01 16:19:00] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 15 places, 15 transitions and 70 arcs took 1 ms.
Total runtime 2379 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: PGCD_PT_D04N050
(NrP: 15 NrTr: 15 NrArc: 70)

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

net check time: 0m 0.000sec

init dd package: 0m 2.777sec


RS generation: 0m56.251sec


-> reachability set: #nodes 71066 (7.1e+04) #states 933,481,841,500,756 (14)



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 3.778sec

totally nodes used: 3551082 (3.6e+06)
number of garbage collections: 0
fire ops cache: hits/miss/sum: 174117765 19313455 193431220
used/not used/entry size/cache size: 18316213 48792651 16 1024MB
basic ops cache: hits/miss/sum: 3088161 584974 3673135
used/not used/entry size/cache size: 872414 15904802 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: 364570 71202 435772
used/not used/entry size/cache size: 70859 8317749 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 63949878
1 2889378
2 233258
3 11558
4 7335
5 4950
6 4215
7 2059
8 1805
9 2677
>= 10 1751

Total processing time: 1m 5.026sec


BK_STOP 1680366005974

--------------------
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_1.0.0.202303301559.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202303301559
+ echo 'Running Version 202303301559'
+ /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:25516 (1701), effective:8701 (580)

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="PGCD-PT-D04N050"
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 PGCD-PT-D04N050, 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 r536-tall-167987254700296"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PGCD-PT-D04N050.tgz
mv PGCD-PT-D04N050 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 ;