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.r279-smll-167863549800221.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 ltsminxred
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 r279-smll-167863549800221
=====================================================================

--------------------
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 1678895499363

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=ltsminxred
BK_EXAMINATION=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PaceMaker-PT-none
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-15 15:51:42] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2023-03-15 15:51:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-15 15:51:42] [INFO ] Load time of PNML (sax parser for PT used): 146 ms
[2023-03-15 15:51:42] [INFO ] Transformed 70 places.
[2023-03-15 15:51:42] [INFO ] Transformed 164 transitions.
[2023-03-15 15:51:42] [INFO ] Parsed PT model containing 70 places and 164 transitions and 954 arcs in 249 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 5 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 7 ms.24762KB 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 1 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 15:51:42] [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 15:51:42] [INFO ] Computed 31 place invariants in 12 ms
[2023-03-15 15:51:43] [INFO ] Dead Transitions using invariants and state equation in 510 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 643 ms. Remains : 62/70 places, 160/164 transitions.
Random walk for 1250000 steps, including 0 resets, run took 3767 ms (no deadlock found). (steps per millisecond=331 )
Random directed walk for 1250005 steps, including 0 resets, run took 2858 ms (no deadlock found). (steps per millisecond=437 )
[2023-03-15 15:51:49] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-15 15:51:49] [INFO ] Invariant cache hit.
[2023-03-15 15:51:50] [INFO ] [Real]Absence check using 31 positive place invariants in 20 ms returned sat
[2023-03-15 15:51:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 15:51:50] [INFO ] [Real]Absence check using state equation in 140 ms returned sat
[2023-03-15 15:51:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 15:51:50] [INFO ] [Nat]Absence check using 31 positive place invariants in 17 ms returned sat
[2023-03-15 15:51:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 15:51:57] [INFO ] [Nat]Absence check using state equation in 7440 ms returned unknown
Random directed walk for 500004 steps, including 0 resets, run took 1185 ms (no deadlock found). (steps per millisecond=421 )
Random walk for 500000 steps, including 0 resets, run took 1908 ms (no deadlock found). (steps per millisecond=262 )
Random directed walk for 500000 steps, including 0 resets, run took 1345 ms (no deadlock found). (steps per millisecond=371 )
Random walk for 500000 steps, including 0 resets, run took 1694 ms (no deadlock found). (steps per millisecond=295 )
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 26 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2023-03-15 15:52:03] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-15 15:52:03] [INFO ] Invariant cache hit.
[2023-03-15 15:52:04] [INFO ] Implicit Places using invariants in 134 ms returned []
[2023-03-15 15:52:04] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-15 15:52:04] [INFO ] Invariant cache hit.
[2023-03-15 15:52:04] [INFO ] State equation strengthened by 131 read => feed constraints.
[2023-03-15 15:52:04] [INFO ] Implicit Places using invariants and state equation in 311 ms returned []
Implicit Place search using SMT with State Equation took 459 ms to find 0 implicit places.
[2023-03-15 15:52:04] [INFO ] Redundant transitions in 9 ms returned []
[2023-03-15 15:52:04] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-15 15:52:04] [INFO ] Invariant cache hit.
[2023-03-15 15:52:04] [INFO ] Dead Transitions using invariants and state equation in 237 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 755 ms. Remains : 62/62 places, 160/160 transitions.
Random walk for 1250000 steps, including 0 resets, run took 3510 ms (no deadlock found). (steps per millisecond=356 )
Random directed walk for 1250002 steps, including 0 resets, run took 3259 ms (no deadlock found). (steps per millisecond=383 )
[2023-03-15 15:52:11] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2023-03-15 15:52:11] [INFO ] Invariant cache hit.
[2023-03-15 15:52:11] [INFO ] [Real]Absence check using 31 positive place invariants in 18 ms returned sat
[2023-03-15 15:52:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-15 15:52:11] [INFO ] [Real]Absence check using state equation in 91 ms returned sat
[2023-03-15 15:52:11] [INFO ] Solution in real domain found non-integer solution.
[2023-03-15 15:52:11] [INFO ] [Nat]Absence check using 31 positive place invariants in 13 ms returned sat
[2023-03-15 15:52:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-15 15:52:19] [INFO ] [Nat]Absence check using state equation in 7608 ms returned unknown
Random directed walk for 500002 steps, including 0 resets, run took 974 ms (no deadlock found). (steps per millisecond=513 )
Random walk for 500000 steps, including 0 resets, run took 1623 ms (no deadlock found). (steps per millisecond=308 )
Random directed walk for 500006 steps, including 0 resets, run took 1384 ms (no deadlock found). (steps per millisecond=361 )
Random walk for 500000 steps, including 0 resets, run took 1426 ms (no deadlock found). (steps per millisecond=350 )
[2023-03-15 15:52:25] [INFO ] Flatten gal took : 75 ms
[2023-03-15 15:52:25] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityDeadlock.sr.xml took 3 ms.
[2023-03-15 15:52:25] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 70 places, 164 transitions and 954 arcs took 6 ms.
Total runtime 42843 ms.
There are residual formulas that ITS could not solve within timeout
FORMULA ReachabilityDeadlock FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN

BK_STOP 1678895552470

--------------------
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
mcc2023
property name is ReachabilityDeadlock
pnml2lts-sym: Exploration order is bfs-prev
pnml2lts-sym: Saturation strategy is sat
pnml2lts-sym: Guided search strategy is unguided
pnml2lts-sym: Attractor strategy is default
pnml2lts-sym: opening model.pnml
pnml2lts-sym: Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-sym: Petri net has 70 places, 164 transitions and 954 arcs
pnml2lts-sym: Petri net PaceMaker_PT_none analyzed
pnml2lts-sym: There are no safe places
pnml2lts-sym: Loading Petri net took 0.000 real 0.000 user 0.000 sys
pnml2lts-sym: Initializing regrouping layer
pnml2lts-sym: Regroup specification: bs,w2W,ru,hf
pnml2lts-sym: Regroup Boost's Sloan
pnml2lts-sym: Regroup over-approximate must-write to may-write
pnml2lts-sym: Regroup Row sUbsume
pnml2lts-sym: Reqroup Horizontal Flip
pnml2lts-sym: Regrouping: 164->50 groups
pnml2lts-sym: Regrouping took 0.010 real 0.020 user 0.000 sys
pnml2lts-sym: state vector length is 70; there are 50 groups
pnml2lts-sym: Creating a multi-core ListDD domain.
pnml2lts-sym: Sylvan allocates 15.000 GB virtual memory for nodes table and operation cache.
pnml2lts-sym: Initial nodes table and operation cache requires 60.00 MB.
pnml2lts-sym: Using GBgetTransitionsShortR2W as next-state function
pnml2lts-sym: got initial state
pnml2lts-sym: Exploration took 11053 group checks and 0 next state calls
pnml2lts-sym: reachability took 0.210 real 0.780 user 0.030 sys
pnml2lts-sym: No deadlocks found
pnml2lts-sym: counting visited states...
pnml2lts-sym: counting took 0.000 real 0.000 user 0.000 sys
pnml2lts-sym: state space has 3.68026085700403e+17 states, 1313 nodes
pnml2lts-sym: group_next: 1863 nodes total
pnml2lts-sym: group_explored: 1061 nodes, 1070 short vectors total
pnml2lts-sym: max token count: 949

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="ltsminxred"
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 ltsminxred"
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 r279-smll-167863549800221"
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 ;