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.r376-smll-167891827300176.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 SafeBus-PT-15, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r376-smll-167891827300176
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 11M
-rw-r--r-- 1 mcc users 40K Feb 26 02:13 CTLCardinality.txt
-rw-r--r-- 1 mcc users 227K Feb 26 02:13 CTLCardinality.xml
-rw-r--r-- 1 mcc users 390K Feb 26 02:08 CTLFireability.txt
-rw-r--r-- 1 mcc users 1.6M Feb 26 02:08 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 31K Feb 25 16:49 LTLCardinality.txt
-rw-r--r-- 1 mcc users 116K Feb 25 16:49 LTLCardinality.xml
-rw-r--r-- 1 mcc users 271K Feb 25 16:49 LTLFireability.txt
-rw-r--r-- 1 mcc users 797K Feb 25 16:49 LTLFireability.xml
-rw-r--r-- 1 mcc users 83K Feb 26 02:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 472K Feb 26 02:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 725K Feb 26 02:40 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 2.7M Feb 26 02:40 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.6K Feb 25 16:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 6.7K Feb 25 16:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 3.5M 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 1679084643156

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=SafeBus-PT-15
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-17 20:24:06] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2023-03-17 20:24:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 20:24:07] [INFO ] Load time of PNML (sax parser for PT used): 644 ms
[2023-03-17 20:24:07] [INFO ] Transformed 621 places.
[2023-03-17 20:24:07] [INFO ] Transformed 4771 transitions.
[2023-03-17 20:24:07] [INFO ] Parsed PT model containing 621 places and 4771 transitions and 34549 arcs in 833 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 3 ms.
Working with output stream class java.io.PrintStream
Reduce places removed 15 places and 0 transitions.
Built sparse matrix representations for Structural reductions in 11 ms.32258KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 606/606 places, 4771/4771 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 1983 ms. Remains 606 /606 variables (removed 0) and now considering 4771/4771 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 1986 ms. Remains : 606/606 places, 4771/4771 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 606/606 places, 4771/4771 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 1605 ms. Remains 606 /606 variables (removed 0) and now considering 4771/4771 (removed 0) transitions.
[2023-03-17 20:24:11] [INFO ] Flow matrix only has 1412 transitions (discarded 3359 similar events)
// Phase 1: matrix 1412 rows 606 cols
[2023-03-17 20:24:11] [INFO ] Computed 65 place invariants in 152 ms
[2023-03-17 20:24:13] [INFO ] Implicit Places using invariants in 2745 ms returned [547]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 2823 ms to find 1 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 1 : 605/606 places, 4771/4771 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 605 transition count 4770
Deduced a syphon composed of 1 places in 6 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 604 transition count 4770
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 2 rules in 1884 ms. Remains 604 /605 variables (removed 1) and now considering 4770/4771 (removed 1) transitions.
[2023-03-17 20:24:15] [INFO ] Flow matrix only has 1411 transitions (discarded 3359 similar events)
// Phase 1: matrix 1411 rows 604 cols
[2023-03-17 20:24:15] [INFO ] Computed 64 place invariants in 46 ms
[2023-03-17 20:24:18] [INFO ] Implicit Places using invariants in 2562 ms returned [546, 547, 548, 549, 550, 551, 552, 553, 554, 555, 556, 557, 558, 559]
Discarding 14 places :
Implicit Place search using SMT only with invariants took 2574 ms to find 14 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 2 : 590/606 places, 4770/4771 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 14 Pre rules applied. Total rules applied 0 place count 590 transition count 4756
Deduced a syphon composed of 14 places in 5 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 0 with 28 rules applied. Total rules applied 28 place count 576 transition count 4756
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 28 rules in 1457 ms. Remains 576 /590 variables (removed 14) and now considering 4756/4770 (removed 14) transitions.
[2023-03-17 20:24:19] [INFO ] Flow matrix only has 1397 transitions (discarded 3359 similar events)
// Phase 1: matrix 1397 rows 576 cols
[2023-03-17 20:24:19] [INFO ] Computed 50 place invariants in 24 ms
[2023-03-17 20:24:21] [INFO ] Implicit Places using invariants in 1694 ms returned []
[2023-03-17 20:24:21] [INFO ] Flow matrix only has 1397 transitions (discarded 3359 similar events)
[2023-03-17 20:24:21] [INFO ] Invariant cache hit.
[2023-03-17 20:24:22] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-17 20:24:27] [INFO ] Implicit Places using invariants and state equation in 6152 ms returned []
Implicit Place search using SMT with State Equation took 7849 ms to find 0 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 3 : 576/606 places, 4756/4771 transitions.
Finished structural reductions in DEADLOCK mode , in 3 iterations and 18194 ms. Remains : 576/606 places, 4756/4771 transitions.
Random walk for 1250000 steps, including 0 resets, run took 24243 ms (no deadlock found). (steps per millisecond=51 )
Random directed walk for 1250007 steps, including 0 resets, run took 16897 ms (no deadlock found). (steps per millisecond=73 )
[2023-03-17 20:25:08] [INFO ] Flow matrix only has 1397 transitions (discarded 3359 similar events)
[2023-03-17 20:25:08] [INFO ] Invariant cache hit.
[2023-03-17 20:25:09] [INFO ] [Real]Absence check using 19 positive place invariants in 31 ms returned sat
[2023-03-17 20:25:10] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 675 ms returned sat
[2023-03-17 20:25:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 20:25:12] [INFO ] [Real]Absence check using state equation in 1650 ms returned sat
[2023-03-17 20:25:12] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 20:25:13] [INFO ] [Nat]Absence check using 19 positive place invariants in 19 ms returned sat
[2023-03-17 20:25:14] [INFO ] [Nat]Absence check using 19 positive and 31 generalized place invariants in 176 ms returned sat
[2023-03-17 20:25:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 20:25:15] [INFO ] [Nat]Absence check using state equation in 1224 ms returned sat
[2023-03-17 20:25:15] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-17 20:25:16] [INFO ] [Nat]Added 241 Read/Feed constraints in 1244 ms returned sat
[2023-03-17 20:25:17] [INFO ] Deduced a trap composed of 74 places in 468 ms of which 18 ms to minimize.
[2023-03-17 20:25:17] [INFO ] Deduced a trap composed of 61 places in 535 ms of which 3 ms to minimize.
[2023-03-17 20:25:17] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1281 ms
[2023-03-17 20:25:18] [INFO ] Computed and/alt/rep : 30/45/30 causal constraints (skipped 1352 transitions) in 445 ms.
[2023-03-17 20:25:18] [INFO ] Added : 2 causal constraints over 2 iterations in 811 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 18 ms.
Parikh directed walk for 19700 steps, including 997 resets, run took 412 ms. (steps per millisecond=47 )
Random directed walk for 500002 steps, including 0 resets, run took 6520 ms (no deadlock found). (steps per millisecond=76 )
Random walk for 500000 steps, including 0 resets, run took 9306 ms (no deadlock found). (steps per millisecond=53 )
Random directed walk for 500003 steps, including 0 resets, run took 6811 ms (no deadlock found). (steps per millisecond=73 )
Random walk for 500000 steps, including 0 resets, run took 9808 ms (no deadlock found). (steps per millisecond=50 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 576/576 places, 4756/4756 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 1291 ms. Remains 576 /576 variables (removed 0) and now considering 4756/4756 (removed 0) transitions.
[2023-03-17 20:25:52] [INFO ] Flow matrix only has 1397 transitions (discarded 3359 similar events)
[2023-03-17 20:25:52] [INFO ] Invariant cache hit.
[2023-03-17 20:25:55] [INFO ] Implicit Places using invariants in 2186 ms returned []
[2023-03-17 20:25:55] [INFO ] Flow matrix only has 1397 transitions (discarded 3359 similar events)
[2023-03-17 20:25:55] [INFO ] Invariant cache hit.
[2023-03-17 20:25:55] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-17 20:26:02] [INFO ] Implicit Places using invariants and state equation in 7425 ms returned []
Implicit Place search using SMT with State Equation took 9627 ms to find 0 implicit places.
[2023-03-17 20:26:03] [INFO ] Redundant transitions in 724 ms returned []
[2023-03-17 20:26:03] [INFO ] Flow matrix only has 1397 transitions (discarded 3359 similar events)
[2023-03-17 20:26:03] [INFO ] Invariant cache hit.
[2023-03-17 20:26:08] [INFO ] Dead Transitions using invariants and state equation in 5358 ms found 225 transitions.
Found 225 dead transitions using SMT.
Drop transitions removed 225 transitions
Dead transitions reduction (with SMT) removed 225 transitions
Starting structural reductions in DEADLOCK mode, iteration 1 : 576/576 places, 4531/4756 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 1224 ms. Remains 576 /576 variables (removed 0) and now considering 4531/4531 (removed 0) transitions.
[2023-03-17 20:26:10] [INFO ] Redundant transitions in 503 ms returned []
Finished structural reductions in DEADLOCK mode , in 2 iterations and 18749 ms. Remains : 576/576 places, 4531/4756 transitions.
Random walk for 1250000 steps, including 0 resets, run took 22518 ms (no deadlock found). (steps per millisecond=55 )
Random directed walk for 1250003 steps, including 0 resets, run took 15340 ms (no deadlock found). (steps per millisecond=81 )
[2023-03-17 20:26:48] [INFO ] Flow matrix only has 1397 transitions (discarded 3134 similar events)
// Phase 1: matrix 1397 rows 576 cols
[2023-03-17 20:26:48] [INFO ] Computed 50 place invariants in 25 ms
[2023-03-17 20:26:49] [INFO ] [Real]Absence check using 19 positive place invariants in 26 ms returned sat
[2023-03-17 20:26:50] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 1038 ms returned sat
[2023-03-17 20:26:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 20:26:52] [INFO ] [Real]Absence check using state equation in 1837 ms returned sat
[2023-03-17 20:26:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 20:26:53] [INFO ] [Nat]Absence check using 19 positive place invariants in 24 ms returned sat
[2023-03-17 20:26:53] [INFO ] [Nat]Absence check using 19 positive and 31 generalized place invariants in 199 ms returned sat
[2023-03-17 20:26:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 20:26:55] [INFO ] [Nat]Absence check using state equation in 1558 ms returned sat
[2023-03-17 20:26:55] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-17 20:26:56] [INFO ] [Nat]Added 241 Read/Feed constraints in 787 ms returned sat
[2023-03-17 20:26:56] [INFO ] Deduced a trap composed of 74 places in 268 ms of which 2 ms to minimize.
[2023-03-17 20:26:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1179 ms
[2023-03-17 20:26:57] [INFO ] Computed and/alt/rep : 30/45/30 causal constraints (skipped 1352 transitions) in 223 ms.
[2023-03-17 20:26:58] [INFO ] Added : 1 causal constraints over 1 iterations in 530 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 25 ms.
Parikh directed walk for 45400 steps, including 1000 resets, run took 915 ms. (steps per millisecond=49 )
Random directed walk for 500007 steps, including 0 resets, run took 6536 ms (no deadlock found). (steps per millisecond=76 )
Random walk for 500000 steps, including 0 resets, run took 9073 ms (no deadlock found). (steps per millisecond=55 )
Random directed walk for 500000 steps, including 0 resets, run took 6470 ms (no deadlock found). (steps per millisecond=77 )
Random walk for 500000 steps, including 0 resets, run took 9067 ms (no deadlock found). (steps per millisecond=55 )
[2023-03-17 20:27:31] [INFO ] Flatten gal took : 571 ms
[2023-03-17 20:27:31] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityDeadlock.sr.xml took 3 ms.
[2023-03-17 20:27:31] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 606 places, 4771 transitions and 34129 arcs took 45 ms.
Total runtime 204681 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: SafeBus_PT_15
(NrP: 606 NrTr: 4771 NrArc: 34129)

parse formulas
formulas created successfully
place and transition orderings generation:0m 1.204sec

net check time: 0m 0.008sec

init dd package: 0m 3.410sec

TIME LIMIT: Killed by timeout after 1800 seconds
MemTotal: 16393216 kB
MemFree: 10578300 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16102808 kB

BK_TIME_CONFINEMENT_REACHED

--------------------
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 0.047sec

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="SafeBus-PT-15"
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 SafeBus-PT-15, 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 r376-smll-167891827300176"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SafeBus-PT-15.tgz
mv SafeBus-PT-15 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 ;