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.r186-oct2-158987939200605.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 SimpleLoadBal-PT-05, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r186-oct2-158987939200605
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 340K
-rw-r--r-- 1 mcc users 4.0K Apr 12 17:44 CTLCardinality.txt
-rw-r--r-- 1 mcc users 19K Apr 12 17:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.6K Apr 11 20:01 CTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 11 20:01 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:38 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.6K Apr 14 12:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 30 14:52 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Apr 14 12:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 30 14:52 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.3K Apr 10 20:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K Apr 10 20:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.5K Apr 10 05:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 10 05:21 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 10 22:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 10 22:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:38 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 24 05:38 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:38 iscolored
-rw-r--r-- 1 mcc users 153K Mar 24 05:38 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 SimpleLoadBal-PT-05-UpperBounds-00
FORMULA_NAME SimpleLoadBal-PT-05-UpperBounds-01
FORMULA_NAME SimpleLoadBal-PT-05-UpperBounds-02
FORMULA_NAME SimpleLoadBal-PT-05-UpperBounds-03
FORMULA_NAME SimpleLoadBal-PT-05-UpperBounds-04
FORMULA_NAME SimpleLoadBal-PT-05-UpperBounds-05
FORMULA_NAME SimpleLoadBal-PT-05-UpperBounds-06
FORMULA_NAME SimpleLoadBal-PT-05-UpperBounds-07
FORMULA_NAME SimpleLoadBal-PT-05-UpperBounds-08
FORMULA_NAME SimpleLoadBal-PT-05-UpperBounds-09
FORMULA_NAME SimpleLoadBal-PT-05-UpperBounds-10
FORMULA_NAME SimpleLoadBal-PT-05-UpperBounds-11
FORMULA_NAME SimpleLoadBal-PT-05-UpperBounds-12
FORMULA_NAME SimpleLoadBal-PT-05-UpperBounds-13
FORMULA_NAME SimpleLoadBal-PT-05-UpperBounds-14
FORMULA_NAME SimpleLoadBal-PT-05-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1591252864368

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 06:41:07] [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 06:41:07] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 06:41:07] [INFO ] Load time of PNML (sax parser for PT used): 64 ms
[2020-06-04 06:41:07] [INFO ] Transformed 59 places.
[2020-06-04 06:41:07] [INFO ] Transformed 180 transitions.
[2020-06-04 06:41:07] [INFO ] Parsed PT model containing 59 places and 180 transitions in 101 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 22 ms.
Finished random walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
[2020-06-04 06:41:07] [INFO ] Flatten gal took : 109 ms
Finished random walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2020-06-04 06:41:07] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
// Phase 1: matrix 140 rows 59 cols
[2020-06-04 06:41:07] [INFO ] Computed 19 place invariants in 22 ms
Support contains 15 out of 59 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 59/59 places, 180/180 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 57 transition count 178
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 9 rules applied. Total rules applied 13 place count 51 transition count 175
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 15 place count 50 transition count 174
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 50 transition count 173
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 17 place count 49 transition count 173
Applied a total of 17 rules in 51 ms. Remains 49 /59 variables (removed 10) and now considering 173/180 (removed 7) transitions.
Finished structural reductions, in 1 iterations. Remains : 49/59 places, 173/180 transitions.
Finished random walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2020-06-04 06:41:07] [INFO ] Flow matrix only has 133 transitions (discarded 40 similar events)
// Phase 1: matrix 133 rows 49 cols
[2020-06-04 06:41:07] [INFO ] Computed 16 place invariants in 3 ms
Support contains 15 out of 49 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 49/49 places, 173/173 transitions.
Applied a total of 0 rules in 18 ms. Remains 49 /49 variables (removed 0) and now considering 173/173 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 49/49 places, 173/173 transitions.
Starting structural reductions, iteration 0 : 49/49 places, 173/173 transitions.
Applied a total of 0 rules in 10 ms. Remains 49 /49 variables (removed 0) and now considering 173/173 (removed 0) transitions.
[2020-06-04 06:41:07] [INFO ] Flow matrix only has 133 transitions (discarded 40 similar events)
// Phase 1: matrix 133 rows 49 cols
[2020-06-04 06:41:07] [INFO ] Computed 16 place invariants in 12 ms
[2020-06-04 06:41:08] [INFO ] Implicit Places using invariants in 897 ms returned [3, 15, 16]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 910 ms to find 3 implicit places.
[2020-06-04 06:41:08] [INFO ] Redundant transitions in 2 ms returned []
[2020-06-04 06:41:08] [INFO ] Flow matrix only has 133 transitions (discarded 40 similar events)
// Phase 1: matrix 133 rows 46 cols
[2020-06-04 06:41:08] [INFO ] Computed 13 place invariants in 2 ms
[2020-06-04 06:41:09] [INFO ] Dead Transitions using invariants and state equation in 291 ms returned [17, 18, 19, 27, 28, 29, 37, 38, 39, 47, 48, 49, 53, 54, 58, 59, 63, 64, 68, 69, 92, 93, 94, 95, 111, 112, 113, 114, 115, 131, 132, 133, 134, 135, 165, 166, 167, 171, 172]
Found 39 dead transitions using SMT.
Drop transitions removed 39 transitions
Dead transitions reduction (with SMT) removed 39 transitions :[172, 171, 167, 166, 165, 135, 134, 133, 132, 131, 115, 114, 113, 112, 111, 95, 94, 93, 92, 69, 68, 64, 63, 59, 58, 54, 53, 49, 48, 47, 39, 38, 37, 29, 28, 27, 19, 18, 17]
Starting structural reductions, iteration 1 : 46/49 places, 134/173 transitions.
Reduce places removed 1 places and 4 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 45 transition count 130
Reduce places removed 0 places and 8 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 5 place count 43 transition count 120
Deduced a syphon composed of 2 places in 0 ms
Applied a total of 5 rules in 7 ms. Remains 43 /46 variables (removed 3) and now considering 120/134 (removed 14) transitions.
[2020-06-04 06:41:09] [INFO ] Flow matrix only has 95 transitions (discarded 25 similar events)
// Phase 1: matrix 95 rows 43 cols
[2020-06-04 06:41:09] [INFO ] Computed 15 place invariants in 1 ms
[2020-06-04 06:41:09] [INFO ] Implicit Places using invariants in 64 ms returned []
[2020-06-04 06:41:09] [INFO ] Flow matrix only has 95 transitions (discarded 25 similar events)
// Phase 1: matrix 95 rows 43 cols
[2020-06-04 06:41:09] [INFO ] Computed 15 place invariants in 1 ms
[2020-06-04 06:41:09] [INFO ] State equation strengthened by 43 read => feed constraints.
[2020-06-04 06:41:09] [INFO ] Implicit Places using invariants and state equation in 376 ms returned []
Implicit Place search using SMT with State Equation took 442 ms to find 0 implicit places.
Finished structural reductions, in 2 iterations. Remains : 43/49 places, 120/173 transitions.
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Finished random walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2020-06-04 06:41:09] [INFO ] Flow matrix only has 95 transitions (discarded 25 similar events)
// Phase 1: matrix 95 rows 41 cols
[2020-06-04 06:41:09] [INFO ] Computed 13 place invariants in 1 ms
Support contains 13 out of 41 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 41/41 places, 120/120 transitions.
Applied a total of 0 rules in 4 ms. Remains 41 /41 variables (removed 0) and now considering 120/120 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 41/41 places, 120/120 transitions.
Starting structural reductions, iteration 0 : 41/41 places, 120/120 transitions.
Applied a total of 0 rules in 4 ms. Remains 41 /41 variables (removed 0) and now considering 120/120 (removed 0) transitions.
[2020-06-04 06:41:09] [INFO ] Flow matrix only has 95 transitions (discarded 25 similar events)
// Phase 1: matrix 95 rows 41 cols
[2020-06-04 06:41:09] [INFO ] Computed 13 place invariants in 0 ms
[2020-06-04 06:41:09] [INFO ] Implicit Places using invariants in 171 ms returned []
[2020-06-04 06:41:09] [INFO ] Flow matrix only has 95 transitions (discarded 25 similar events)
// Phase 1: matrix 95 rows 41 cols
[2020-06-04 06:41:09] [INFO ] Computed 13 place invariants in 1 ms
[2020-06-04 06:41:10] [INFO ] State equation strengthened by 43 read => feed constraints.
[2020-06-04 06:41:10] [INFO ] Implicit Places using invariants and state equation in 1165 ms returned []
Implicit Place search using SMT with State Equation took 1343 ms to find 0 implicit places.
[2020-06-04 06:41:11] [INFO ] Redundant transitions in 1 ms returned []
[2020-06-04 06:41:11] [INFO ] Flow matrix only has 95 transitions (discarded 25 similar events)
// Phase 1: matrix 95 rows 41 cols
[2020-06-04 06:41:11] [INFO ] Computed 13 place invariants in 6 ms
[2020-06-04 06:41:11] [INFO ] Dead Transitions using invariants and state equation in 396 ms returned []
Finished structural reductions, in 1 iterations. Remains : 41/41 places, 120/120 transitions.
Finished random walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 25 transitions.
Iterating post reduction 0 with 25 rules applied. Total rules applied 25 place count 41 transition count 95
Applied a total of 25 rules in 3 ms. Remains 41 /41 variables (removed 0) and now considering 95/120 (removed 25) transitions.
// Phase 1: matrix 95 rows 41 cols
[2020-06-04 06:41:11] [INFO ] Computed 13 place invariants in 0 ms
[2020-06-04 06:41:11] [INFO ] Export to MCC properties in file /home/mcc/execution/UpperBounds.sr.xml took 11 ms.
[2020-06-04 06:41:11] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 6 ms.
info: Time: 3600 - MCC
vrfy: Checking UpperBounds @ SimpleLoadBal-PT-05 @ 3570 seconds
vrfy: finished
info: timeLeft: 3568
rslt: Output for UpperBounds @ SimpleLoadBal-PT-05

{
"build":
{
"architecture": 64,
"assertions": false,
"build_hostname": "mcc2019",
"build_system": "x86_64-unknown-linux-gnu",
"optimizations": true,
"package_version": "2.0",
"svn_version": "3189M"
},
"call":
{
"error": "Inappropriate ioctl for device",
"exec_host": "mcc2020",
"markinglimit": null,
"parameters":
[
"--pnmlnet",
"model.pnml",
"--xmlformula",
"--formula=UpperBounds.xml",
"--mcc",
"--donotcomputecapacities",
"--encoder=simplecompressed",
"--check=modelchecking",
"--stubborn=tarjan",
"--timelimit=3570",
"--localtimelimit=0",
"--json=UpperBounds.json",
"--jsoninclude=formula,formulastat,net"
],
"starttime": "Thu Jun 4 06:41:12 2020
",
"timelimit": 3570
},
"child": null,
"exit":
{
"error": null,
"memory": 4210776,
"runtime": 2.000000,
"signal": null,
"timelimitreached": false
},
"files":
{
"formula": "UpperBounds.xml",
"net": "model.pnml"
},
"net":
{
"arcs": 776,
"conflict_clusters": 7,
"places": 41,
"places_significant": 28,
"singleton_clusters": 0,
"transitions": 120
}
}
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: 161/268435456 symbol table entries, 0 collisions
lola: preprocessing...
lola: Size of bit vector: 1312
lola: finding significant places
lola: 41 places, 120 transitions, 28 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: unexpected PNML element: integer-constant
lola: syntax error -- aborting [#01]
lola: see manual for a documentation of this error
lola: last error message: Inappropriate ioctl for device
lola: memory consumption: 4210776 KB
lola: time consumption: 2 seconds
lola: print data as JSON (--json)
lola: writing JSON to UpperBounds.json
lola: closed JSON file UpperBounds.json
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="SimpleLoadBal-PT-05"
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 SimpleLoadBal-PT-05, 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 r186-oct2-158987939200605"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SimpleLoadBal-PT-05.tgz
mv SimpleLoadBal-PT-05 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 ;