Execution Chart

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

Trace from the execution

Formatting '/local/x2003239/mcc2020-input.r201-csrt-159033401300326.qcow2', fmt=qcow2 size=4294967296 backing_file=/local/x2003239/mcc2020-input.qcow2 encryption=off cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.......................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is TokenRing-PT-050, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r201-csrt-159033401300326
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 624M
-rw-r--r-- 1 mcc users 1.3M Apr 27 15:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 3.9M Apr 27 15:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 42M Apr 27 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 112M Apr 27 15:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Apr 27 15:14 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 1.2M Apr 27 15:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 3.9M Apr 28 14:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 39M Apr 27 15:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 105M Apr 28 14:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.7M Apr 27 15:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 5.1M Apr 27 15:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 60M Apr 27 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 160M Apr 27 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 299K Apr 27 15:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 707K Apr 27 15:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Apr 27 15:14 equiv_col
-rw-r--r-- 1 mcc users 4 Apr 27 15:14 instance
-rw-r--r-- 1 mcc users 6 Apr 27 15:14 iscolored
-rw-r--r-- 1 mcc users 91M Apr 27 15:14 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 1591251579450

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 06:19:42] [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]
[2020-06-04 06:19:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 06:19:47] [INFO ] Load time of PNML (sax parser for PT used): 4132 ms
[2020-06-04 06:19:47] [INFO ] Transformed 2601 places.
[2020-06-04 06:19:47] [INFO ] Transformed 127551 transitions.
[2020-06-04 06:19:47] [INFO ] Found NUPN structural information;
[2020-06-04 06:19:47] [INFO ] Parsed PT model containing 2601 places and 127551 transitions in 4746 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 1779 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 53 ms.339738KB memory used
Starting structural reductions, iteration 0 : 2601/2601 places, 127551/127551 transitions.
Applied a total of 0 rules in 22707 ms. Remains 2601 /2601 variables (removed 0) and now considering 127551/127551 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 2601/2601 places, 127551/127551 transitions.
Starting structural reductions, iteration 0 : 2601/2601 places, 127551/127551 transitions.
Applied a total of 0 rules in 26292 ms. Remains 2601 /2601 variables (removed 0) and now considering 127551/127551 (removed 0) transitions.
// Phase 1: matrix 127551 rows 2601 cols
[2020-06-04 06:20:39] [INFO ] Computed 51 place invariants in 920 ms
[2020-06-04 06:20:41] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 06:21:00] [INFO ] Implicit Places using invariants in 21903 ms returned []
Implicit Place search using SMT only with invariants took 21958 ms to find 0 implicit places.
// Phase 1: matrix 127551 rows 2601 cols
[2020-06-04 06:21:01] [INFO ] Computed 51 place invariants in 732 ms
[2020-06-04 06:21:01] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 06:21:31] [INFO ] Performed 6855/127551 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2020-06-04 06:22:01] [INFO ] Dead Transitions with SMT raised an exceptionSMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (and (>= s854 1) (>= s947 1))") after 60829 ms
Finished structural reductions, in 1 iterations. Remains : 2601/2601 places, 127551/127551 transitions.
Interrupted Parikh directed walk after 368402 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=12 )
// Phase 1: matrix 127551 rows 2601 cols
[2020-06-04 06:22:32] [INFO ] Computed 51 place invariants in 460 ms
[2020-06-04 06:25:44] [INFO ] [Real]Absence check using 51 positive place invariants in 353 ms returned sat
[2020-06-04 06:25:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 06:26:19] [INFO ] [Real]Absence check using state equation in 35279 ms returned sat
[2020-06-04 06:26:21] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 06:28:48] [INFO ] [Nat]Absence check using 51 positive place invariants in 668 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="TokenRing-PT-050"
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 TokenRing-PT-050, 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 r201-csrt-159033401300326"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TokenRing-PT-050.tgz
mv TokenRing-PT-050 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 ;