Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2020-input.r169-smll-158987808300051.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2020-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is CircularTrains-PT-192, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r169-smll-158987808300051
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 312K
-rw-r--r-- 1 mcc users 3.2K Mar 30 01:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 16K Mar 30 01:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 28 15:19 CTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 28 15:19 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Apr 8 14:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 8 14:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Mar 27 08:13 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 27 08:13 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.3K Mar 26 07:36 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 26 07:36 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 28 14:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 28 14:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 147K Mar 24 05:37 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 1591438574680

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-06 10:16:17] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 1800, -rebuildPNML]
[2020-06-06 10:16:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-06 10:16:18] [INFO ] Load time of PNML (sax parser for PT used): 139 ms
[2020-06-06 10:16:18] [INFO ] Transformed 384 places.
[2020-06-06 10:16:18] [INFO ] Transformed 192 transitions.
[2020-06-06 10:16:18] [INFO ] Parsed PT model containing 384 places and 192 transitions in 221 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 20 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 8 ms.16840KB memory used
Starting structural reductions, iteration 0 : 384/384 places, 192/192 transitions.
Applied a total of 0 rules in 127 ms. Remains 384 /384 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 384/384 places, 192/192 transitions.
Starting structural reductions, iteration 0 : 384/384 places, 192/192 transitions.
Applied a total of 0 rules in 49 ms. Remains 384 /384 variables (removed 0) and now considering 192/192 (removed 0) transitions.
// Phase 1: matrix 192 rows 384 cols
[2020-06-06 10:16:18] [INFO ] Computed 193 place invariants in 55 ms
[2020-06-06 10:16:20] [INFO ] Implicit Places using invariants in 1884 ms returned [1, 7, 10, 18, 21, 28, 37, 44, 47, 48, 62, 64, 65, 75, 78, 81, 89, 101, 102, 108, 133, 138, 141, 144, 146, 160, 163, 167, 196, 217, 230, 231, 244, 245, 247, 261, 283, 284, 285, 293, 298, 311, 313, 314, 324, 327, 330, 332, 333, 346, 350, 354, 356, 357, 360, 366, 369, 371, 374, 375, 376, 378, 380, 382]
Discarding 64 places :
Implicit Place search using SMT only with invariants took 1935 ms to find 64 implicit places.
[2020-06-06 10:16:20] [INFO ] Redundant transitions in 14 ms returned []
// Phase 1: matrix 192 rows 320 cols
[2020-06-06 10:16:20] [INFO ] Computed 129 place invariants in 14 ms
[2020-06-06 10:16:21] [INFO ] Dead Transitions using invariants and state equation in 730 ms returned []
Starting structural reductions, iteration 1 : 320/384 places, 192/192 transitions.
Performed 64 Post agglomeration using F-continuation condition.Transition count delta: 64
Iterating post reduction 0 with 64 rules applied. Total rules applied 64 place count 320 transition count 128
Reduce places removed 64 places and 0 transitions.
Iterating post reduction 1 with 64 rules applied. Total rules applied 128 place count 256 transition count 128
Applied a total of 128 rules in 66 ms. Remains 256 /320 variables (removed 64) and now considering 128/192 (removed 64) transitions.
// Phase 1: matrix 128 rows 256 cols
[2020-06-06 10:16:21] [INFO ] Computed 129 place invariants in 9 ms
[2020-06-06 10:16:21] [INFO ] Implicit Places using invariants in 779 ms returned []
// Phase 1: matrix 128 rows 256 cols
[2020-06-06 10:16:21] [INFO ] Computed 129 place invariants in 9 ms
[2020-06-06 10:16:23] [INFO ] Implicit Places using invariants and state equation in 1718 ms returned []
Implicit Place search using SMT with State Equation took 2502 ms to find 0 implicit places.
Finished structural reductions, in 2 iterations. Remains : 256/384 places, 128/192 transitions.
Random walk for 1250000 steps, including 0 resets, run took 10494 ms (no deadlock found). (steps per millisecond=119 )
Random directed walk for 1250017 steps, including 0 resets, run took 6654 ms (no deadlock found). (steps per millisecond=187 )
// Phase 1: matrix 128 rows 256 cols
[2020-06-06 10:16:40] [INFO ] Computed 129 place invariants in 2 ms
[2020-06-06 10:16:40] [INFO ] [Real]Absence check using 127 positive place invariants in 110 ms returned sat
[2020-06-06 10:16:40] [INFO ] [Real]Absence check using 127 positive and 2 generalized place invariants in 9 ms returned sat
[2020-06-06 10:16:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-06 10:16:41] [INFO ] [Real]Absence check using state equation in 568 ms returned sat
[2020-06-06 10:16:41] [INFO ] Solution in real domain found non-integer solution.
[2020-06-06 10:16:41] [INFO ] [Nat]Absence check using 127 positive place invariants in 89 ms returned sat
[2020-06-06 10:16:41] [INFO ] [Nat]Absence check using 127 positive and 2 generalized place invariants in 13 ms returned unsat
FORMULA ReachabilityDeadlock FALSE TECHNIQUES TOPOLOGICAL SAT_SMT STRUCTURAL_REDUCTION

--------------------
content from stderr:

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="CircularTrains-PT-192"
export BK_EXAMINATION="ReachabilityDeadlock"
export BK_TOOL="itslola"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"

# 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 2-4028"
echo " Executing tool itslola"
echo " Input is CircularTrains-PT-192, 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 r169-smll-158987808300051"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CircularTrains-PT-192.tgz
mv CircularTrains-PT-192 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 ;