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.r166-smll-158987787800479.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 AutoFlight-PT-12b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r166-smll-158987787800479
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 444K
-rw-r--r-- 1 mcc users 3.4K Mar 25 23:23 CTLCardinality.txt
-rw-r--r-- 1 mcc users 19K Mar 25 23:23 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 25 18:35 CTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 25 18:35 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.2K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.0K Apr 8 14:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 21K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Apr 8 14:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 25 15:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K Mar 25 15:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 25 10:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 25 10:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 25 17:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 25 17:54 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 266K 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

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

=== Now, execution of the tool begins

BK_START 1591504174799

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-07 04:29:37] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2020-06-07 04:29:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-07 04:29:38] [INFO ] Load time of PNML (sax parser for PT used): 181 ms
[2020-06-07 04:29:38] [INFO ] Transformed 1126 places.
[2020-06-07 04:29:38] [INFO ] Transformed 1124 transitions.
[2020-06-07 04:29:38] [INFO ] Found NUPN structural information;
[2020-06-07 04:29:38] [INFO ] Parsed PT model containing 1126 places and 1124 transitions in 253 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 76 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 18 resets, run finished after 122 ms. (steps per millisecond=81 ) properties seen :[1, 1, 0, 1, 1, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1]
FORMULA AutoFlight-PT-12b-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-12b-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-12b-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-12b-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-12b-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-12b-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-12b-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-12b-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 30 ms. (steps per millisecond=333 ) properties seen :[1, 0, 0, 0, 0, 0, 0, 0]
FORMULA AutoFlight-PT-12b-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 38 ms. (steps per millisecond=263 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 32 ms. (steps per millisecond=312 ) properties seen :[0, 1, 0, 0, 0, 0, 0]
FORMULA AutoFlight-PT-12b-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 25 ms. (steps per millisecond=400 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 19 ms. (steps per millisecond=526 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 31 ms. (steps per millisecond=322 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 15 ms. (steps per millisecond=666 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties seen :[0, 0, 0, 0, 0, 1]
FORMULA AutoFlight-PT-12b-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
// Phase 1: matrix 1124 rows 1126 cols
[2020-06-07 04:29:38] [INFO ] Computed 76 place invariants in 45 ms
[2020-06-07 04:29:39] [INFO ] [Real]Absence check using 75 positive place invariants in 131 ms returned unsat
[2020-06-07 04:29:39] [INFO ] [Real]Absence check using 75 positive place invariants in 138 ms returned sat
[2020-06-07 04:29:39] [INFO ] [Real]Absence check using 75 positive and 1 generalized place invariants in 8 ms returned sat
[2020-06-07 04:29:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-07 04:29:44] [INFO ] [Real]Absence check using state equation in 4499 ms returned (error "Solver has unexpectedly terminated")
[2020-06-07 04:29:44] [INFO ] [Real]Absence check using 75 positive place invariants in 166 ms returned sat
[2020-06-07 04:29:44] [INFO ] [Real]Absence check using 75 positive and 1 generalized place invariants in 18 ms returned sat
[2020-06-07 04:29:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-07 04:29:49] [INFO ] [Real]Absence check using state equation in 4511 ms returned (error "Solver has unexpectedly terminated")
[2020-06-07 04:29:49] [INFO ] [Real]Absence check using 75 positive place invariants in 175 ms returned sat
[2020-06-07 04:29:49] [INFO ] [Real]Absence check using 75 positive and 1 generalized place invariants in 8 ms returned sat
[2020-06-07 04:29:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-07 04:29:54] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-07 04:29:54] [INFO ] [Real]Absence check using state equation in 4525 ms returned (error "Failed to check-sat")
[2020-06-07 04:29:54] [INFO ] [Real]Absence check using 75 positive place invariants in 153 ms returned sat
[2020-06-07 04:29:54] [INFO ] [Real]Absence check using 75 positive and 1 generalized place invariants in 7 ms returned sat
[2020-06-07 04:29:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-07 04:29:59] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-07 04:29:59] [INFO ] [Real]Absence check using state equation in 4558 ms returned (error "Failed to check-sat")
FORMULA AutoFlight-PT-12b-ReachabilityFireability-05 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 15 out of 1126 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 1126/1126 places, 1124/1124 transitions.
Performed 437 Post agglomeration using F-continuation condition.Transition count delta: 437
Iterating post reduction 0 with 437 rules applied. Total rules applied 437 place count 1126 transition count 687
Reduce places removed 437 places and 0 transitions.
Ensure Unique test removed 59 transitions
Reduce isomorphic transitions removed 59 transitions.
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: 23
Iterating post reduction 1 with 519 rules applied. Total rules applied 956 place count 689 transition count 605
Reduce places removed 23 places and 0 transitions.
Iterating post reduction 2 with 23 rules applied. Total rules applied 979 place count 666 transition count 605
Performed 145 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 145 Pre rules applied. Total rules applied 979 place count 666 transition count 460
Deduced a syphon composed of 145 places in 4 ms
Reduce places removed 145 places and 0 transitions.
Iterating global reduction 3 with 290 rules applied. Total rules applied 1269 place count 521 transition count 460
Symmetric choice reduction at 3 with 115 rule applications. Total rules 1384 place count 521 transition count 460
Deduced a syphon composed of 115 places in 3 ms
Reduce places removed 115 places and 115 transitions.
Iterating global reduction 3 with 230 rules applied. Total rules applied 1614 place count 406 transition count 345
Performed 34 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 34 Pre rules applied. Total rules applied 1614 place count 406 transition count 311
Deduced a syphon composed of 34 places in 3 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 3 with 68 rules applied. Total rules applied 1682 place count 372 transition count 311
Performed 88 Post agglomeration using F-continuation condition.Transition count delta: 88
Deduced a syphon composed of 88 places in 0 ms
Reduce places removed 88 places and 0 transitions.
Iterating global reduction 3 with 176 rules applied. Total rules applied 1858 place count 284 transition count 223
Free-agglomeration rule applied 47 times.
Iterating global reduction 3 with 47 rules applied. Total rules applied 1905 place count 284 transition count 176
Reduce places removed 47 places and 0 transitions.
Iterating post reduction 3 with 47 rules applied. Total rules applied 1952 place count 237 transition count 176
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 1953 place count 237 transition count 176
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 1954 place count 236 transition count 175
Reduce places removed 28 places and 0 transitions.
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: 23
Iterating post reduction 4 with 51 rules applied. Total rules applied 2005 place count 208 transition count 152
Reduce places removed 23 places and 0 transitions.
Iterating post reduction 5 with 23 rules applied. Total rules applied 2028 place count 185 transition count 152
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 17 Pre rules applied. Total rules applied 2028 place count 185 transition count 135
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 6 with 34 rules applied. Total rules applied 2062 place count 168 transition count 135
Applied a total of 2062 rules in 423 ms. Remains 168 /1126 variables (removed 958) and now considering 135/1124 (removed 989) transitions.
Finished structural reductions, in 1 iterations. Remains : 168/1126 places, 135/1124 transitions.
Incomplete random walk after 1000000 steps, including 13865 resets, run finished after 3254 ms. (steps per millisecond=307 ) properties seen :[1, 0, 1, 1]
FORMULA AutoFlight-PT-12b-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-12b-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-12b-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 2714 resets, run finished after 1211 ms. (steps per millisecond=825 ) properties seen :[0]
// Phase 1: matrix 135 rows 168 cols
[2020-06-07 04:30:04] [INFO ] Computed 48 place invariants in 2 ms
[2020-06-07 04:30:04] [INFO ] [Real]Absence check using 46 positive place invariants in 20 ms returned sat
[2020-06-07 04:30:04] [INFO ] [Real]Absence check using 46 positive and 2 generalized place invariants in 3 ms returned sat
[2020-06-07 04:30:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-07 04:30:04] [INFO ] [Real]Absence check using state equation in 117 ms returned sat
[2020-06-07 04:30:04] [INFO ] State equation strengthened by 68 read => feed constraints.
[2020-06-07 04:30:04] [INFO ] [Real]Added 68 Read/Feed constraints in 10 ms returned unsat
FORMULA AutoFlight-PT-12b-ReachabilityFireability-10 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
All properties solved without resorting to model-checking.

--------------------
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="AutoFlight-PT-12b"
export BK_EXAMINATION="ReachabilityFireability"
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 AutoFlight-PT-12b, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r166-smll-158987787800479"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-12b.tgz
mv AutoFlight-PT-12b execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;