Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2020-input.r185-oct2-158987931300286.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2020-input.qcow2 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 JoinFreeModules-PT-1000, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r185-oct2-158987931300286
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 5.8M
-rw-r--r-- 1 mcc users 3.9K Apr 7 22:17 CTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Apr 7 22:17 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 7 01:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 7 01:49 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K Apr 14 12:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 28 14:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Apr 14 12:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 28 14:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Apr 6 07:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 20K Apr 6 07:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Apr 5 14:12 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 20K Apr 5 14:12 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 6 20:24 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 6 20:24 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 5.7M 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 1591281211749

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 14:33:34] [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 14:33:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 14:33:34] [INFO ] Load time of PNML (sax parser for PT used): 402 ms
[2020-06-04 14:33:34] [INFO ] Transformed 5001 places.
[2020-06-04 14:33:34] [INFO ] Transformed 8001 transitions.
[2020-06-04 14:33:34] [INFO ] Parsed PT model containing 5001 places and 8001 transitions in 513 ms.
Reduce places removed 1 places and 0 transitions.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 83 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 25 ms.27343KB memory used
Starting structural reductions, iteration 0 : 5000/5000 places, 8001/8001 transitions.
Applied a total of 0 rules in 1376 ms. Remains 5000 /5000 variables (removed 0) and now considering 8001/8001 (removed 0) transitions.
// Phase 1: matrix 8001 rows 5000 cols
[2020-06-04 14:33:36] [INFO ] Computed 1000 place invariants in 78 ms
[2020-06-04 14:33:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 14:34:07] [INFO ] Performed 2654/8001 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2020-06-04 14:34:36] [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 (>= s2456 2)") after 60140 ms
Finished structural reductions, in 1 iterations. Remains : 5000/5000 places, 8001/8001 transitions.
Starting structural reductions, iteration 0 : 5000/5000 places, 8001/8001 transitions.
Applied a total of 0 rules in 1313 ms. Remains 5000 /5000 variables (removed 0) and now considering 8001/8001 (removed 0) transitions.
// Phase 1: matrix 8001 rows 5000 cols
[2020-06-04 14:34:37] [INFO ] Computed 1000 place invariants in 98 ms
[2020-06-04 14:34:39] [INFO ] Implicit Places using invariants in 2133 ms returned []
// Phase 1: matrix 8001 rows 5000 cols
[2020-06-04 14:34:40] [INFO ] Computed 1000 place invariants in 91 ms
[2020-06-04 14:34:48] [INFO ] Implicit Places using invariants and state equation in 8363 ms returned []
Implicit Place search using SMT with State Equation took 10535 ms to find 0 implicit places.
[2020-06-04 14:34:49] [INFO ] Redundant transitions in 861 ms returned []
// Phase 1: matrix 8001 rows 5000 cols
[2020-06-04 14:34:49] [INFO ] Computed 1000 place invariants in 83 ms
[2020-06-04 14:35:19] [INFO ] Performed 1945/8001 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2020-06-04 14:35:49] [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 (>= s2602 2)") after 60112 ms
Finished structural reductions, in 1 iterations. Remains : 5000/5000 places, 8001/8001 transitions.
Interrupted Parikh directed walk after 910784 steps, including 0 resets, run timeout after 30006 ms. (steps per millisecond=30 )
Interrupted Parikh directed walk after 243633 steps, including 0 resets, run timeout after 30212 ms. (steps per millisecond=8 )
// Phase 1: matrix 8001 rows 5000 cols
[2020-06-04 14:36:49] [INFO ] Computed 1000 place invariants in 30 ms
[2020-06-04 14:36:58] [INFO ] [Real]Absence check using 1000 positive place invariants in 5 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="JoinFreeModules-PT-1000"
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 JoinFreeModules-PT-1000, 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 r185-oct2-158987931300286"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-1000.tgz
mv JoinFreeModules-PT-1000 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 ;