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.r194-csrt-159033390100525.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 UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-csrt-159033390100525
=====================================================================

--------------------
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 positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME TokenRing-PT-050-UpperBounds-00
FORMULA_NAME TokenRing-PT-050-UpperBounds-01
FORMULA_NAME TokenRing-PT-050-UpperBounds-02
FORMULA_NAME TokenRing-PT-050-UpperBounds-03
FORMULA_NAME TokenRing-PT-050-UpperBounds-04
FORMULA_NAME TokenRing-PT-050-UpperBounds-05
FORMULA_NAME TokenRing-PT-050-UpperBounds-06
FORMULA_NAME TokenRing-PT-050-UpperBounds-07
FORMULA_NAME TokenRing-PT-050-UpperBounds-08
FORMULA_NAME TokenRing-PT-050-UpperBounds-09
FORMULA_NAME TokenRing-PT-050-UpperBounds-10
FORMULA_NAME TokenRing-PT-050-UpperBounds-11
FORMULA_NAME TokenRing-PT-050-UpperBounds-12
FORMULA_NAME TokenRing-PT-050-UpperBounds-13
FORMULA_NAME TokenRing-PT-050-UpperBounds-14
FORMULA_NAME TokenRing-PT-050-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1591230793540

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 00:33:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2020-06-04 00:33:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 00:33:20] [INFO ] Load time of PNML (sax parser for PT used): 3759 ms
[2020-06-04 00:33:20] [INFO ] Transformed 2601 places.
[2020-06-04 00:33:21] [INFO ] Transformed 127551 transitions.
[2020-06-04 00:33:21] [INFO ] Found NUPN structural information;
[2020-06-04 00:33:21] [INFO ] Parsed PT model containing 2601 places and 127551 transitions in 4764 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 1682 ms.
Finished random walk after 0 steps, including 0 resets, run visited all 0 properties in 17 ms. (steps per millisecond=0 )
[2020-06-04 00:33:29] [INFO ] Flatten gal took : 5033 ms
FORMULA TokenRing-PT-050-UpperBounds-07 51 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-050-UpperBounds-06 51 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-050-UpperBounds-05 51 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-050-UpperBounds-04 51 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-050-UpperBounds-03 51 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-050-UpperBounds-02 51 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-050-UpperBounds-01 51 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-050-UpperBounds-00 51 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Finished random walk after 0 steps, including 0 resets, run visited all 0 properties in 8 ms. (steps per millisecond=0 )
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
// Phase 1: matrix 127551 rows 2601 cols
[2020-06-04 00:33:30] [INFO ] Computed 51 place invariants in 903 ms
Support contains 8 out of 2601 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2601/2601 places, 127551/127551 transitions.
Applied a total of 0 rules in 17074 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.
Finished random walk after 0 steps, including 0 resets, run visited all 0 properties in 9 ms. (steps per millisecond=0 )
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
// Phase 1: matrix 127551 rows 2601 cols
[2020-06-04 00:33:48] [INFO ] Computed 51 place invariants in 424 ms
Support contains 8 out of 2601 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2601/2601 places, 127551/127551 transitions.
Applied a total of 0 rules in 18251 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 7983 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 00:34:15] [INFO ] Computed 51 place invariants in 636 ms
[2020-06-04 00:34:16] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:34:35] [INFO ] Implicit Places using invariants in 20530 ms returned []
Implicit Place search using SMT only with invariants took 20532 ms to find 0 implicit places.
// Phase 1: matrix 127551 rows 2601 cols
[2020-06-04 00:34:36] [INFO ] Computed 51 place invariants in 544 ms
[2020-06-04 00:34:36] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:35:06] [INFO ] Performed 7255/127551 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2020-06-04 00:35:36] [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 (and (>= s2006 1) (>= s2442 1))") after 60653 ms
Finished structural reductions, in 1 iterations. Remains : 2601/2601 places, 127551/127551 transitions.
Finished random walk after 0 steps, including 0 resets, run visited all 0 properties in 7 ms. (steps per millisecond=0 )
Graph (trivial) has 126751 edges and 2601 vertex of which 2593 / 2601 are part of one of the 51 SCC in 142 ms
Free SCC test removed 2542 places
Discarding 43 places :
Also discarding 107151 output transitions
Drop transitions removed 107151 transitions
Graph (complete) has 16 edges and 59 vertex of which 16 are kept as prefixes of interest. Removing 43 places using SCC suffix rule.959 ms
Drop transitions removed 19600 transitions
Ensure Unique test removed 784 transitions
Reduce isomorphic transitions removed 20384 transitions.
Iterating post reduction 0 with 20384 rules applied. Total rules applied 20386 place count 16 transition count 16
Applied a total of 20386 rules in 1344 ms. Remains 16 /2601 variables (removed 2585) and now considering 16/127551 (removed 127535) transitions.
// Phase 1: matrix 16 rows 16 cols
[2020-06-04 00:35:38] [INFO ] Computed 8 place invariants in 0 ms
[2020-06-04 00:35:38] [INFO ] Export to MCC properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2020-06-04 00:35:38] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 537 ms.
info: Time: 3600 - MCC
vrfy: Checking UpperBounds @ TokenRing-PT-050 @ 3570 seconds

FORMULA TokenRing-PT-050-UpperBounds-08 TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA TokenRing-PT-050-UpperBounds-09 TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA TokenRing-PT-050-UpperBounds-10 TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA TokenRing-PT-050-UpperBounds-11 TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA TokenRing-PT-050-UpperBounds-12 TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA TokenRing-PT-050-UpperBounds-13 TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA TokenRing-PT-050-UpperBounds-14 TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA TokenRing-PT-050-UpperBounds-15 TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
vrfy: finished
info: timeLeft: 3334
rslt: Output for UpperBounds @ TokenRing-PT-050
lola: LoLA will run for 3570 seconds at most (--timelimit)
lola: NET
lola: input: PNML file (--pnml)
lola: reading net from model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file model.pnml
lola: 130152/268435456 symbol table entries, 0 collisions
lola: preprocessing...
lola: Size of bit vector: 83232
lola: finding significant places
lola: 2601 places, 127551 transitions, 2550 significant places
lola: compute conflict clusters
lola: computed conflict clusters
lola: Computing conflicting sets
lola: Computing back conflicting sets
lola: TASK
lola: Reading formula in XML format (--xmlformula)
lola: reading pnml
lola: reading formula from UpperBounds.xml
lola: MAX(p907) : MAX(p2461) : MAX(p303) : MAX(p1515) : MAX(p2572) : MAX(p78) : MAX(p1066) : MAX(p1417)
lola: computing a collection of formulas
lola: RUNNING
lola: Cannot launch process for handling subproblem
lola: Cannot launch process for handling subproblem
lola: Cannot launch process for handling subproblem
lola: Cannot launch process for handling subproblem
lola: Cannot launch process for handling subproblem
lola: Cannot launch process for handling subproblem
lola: Cannot launch process for handling subproblem
lola: Cannot launch process for handling subproblem
lola: RESULT
lola:
SUMMARY:
lola:
preliminary result:
Segmentation fault
rslt: finished

--------------------
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="UpperBounds"
export BK_TOOL="itslola"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r194-csrt-159033390100525"
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 [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;