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.r172-smll-158987827700287.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 Raft-PT-10, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r172-smll-158987827700287
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 420K
-rw-r--r-- 1 mcc users 3.4K Apr 12 08:37 CTLCardinality.txt
-rw-r--r-- 1 mcc users 20K Apr 12 08:37 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 11 09:46 CTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 11 09:46 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:38 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.8K Mar 24 05:38 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K Apr 14 12:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 28 14:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.8K Apr 14 12:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 28 14:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.2K Apr 10 14:53 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Apr 10 14:53 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Apr 9 21:28 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 9 21:28 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Apr 10 22:28 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Apr 10 22:28 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 241K 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 booleans
BOOL_VECTOR

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

=== Now, execution of the tool begins

BK_START 1591374017138

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-05 16:20:19] [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]
[2020-06-05 16:20:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-05 16:20:20] [INFO ] Load time of PNML (sax parser for PT used): 226 ms
[2020-06-05 16:20:20] [INFO ] Transformed 508 places.
[2020-06-05 16:20:20] [INFO ] Transformed 868 transitions.
[2020-06-05 16:20:20] [INFO ] Found NUPN structural information;
[2020-06-05 16:20:20] [INFO ] Parsed PT model containing 508 places and 868 transitions in 325 ms.
Ensure Unique test removed 42 transitions
Reduce redundant transitions removed 42 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 38 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 201 ms. (steps per millisecond=49 ) properties seen :[0, 1, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 1, 1, 1, 0]
FORMULA Raft-PT-10-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Raft-PT-10-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Raft-PT-10-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Raft-PT-10-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Raft-PT-10-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Raft-PT-10-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Raft-PT-10-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Raft-PT-10-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Raft-PT-10-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 46 ms. (steps per millisecond=217 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 43 ms. (steps per millisecond=232 ) properties seen :[0, 1, 0, 0, 0, 0, 0]
FORMULA Raft-PT-10-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 31 ms. (steps per millisecond=322 ) properties seen :[0, 1, 0, 0, 0, 0]
FORMULA Raft-PT-10-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 31 ms. (steps per millisecond=322 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 30 ms. (steps per millisecond=333 ) properties seen :[0, 0, 1, 0, 0]
FORMULA Raft-PT-10-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 39 ms. (steps per millisecond=256 ) properties seen :[0, 0, 1, 0]
FORMULA Raft-PT-10-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 35 ms. (steps per millisecond=285 ) properties seen :[0, 0, 0]
[2020-06-05 16:20:20] [INFO ] Flow matrix only has 780 transitions (discarded 46 similar events)
// Phase 1: matrix 780 rows 508 cols
[2020-06-05 16:20:20] [INFO ] Computed 100 place invariants in 27 ms
[2020-06-05 16:20:21] [INFO ] [Real]Absence check using 100 positive place invariants in 82 ms returned sat
[2020-06-05 16:20:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 16:20:22] [INFO ] [Real]Absence check using state equation in 944 ms returned sat
[2020-06-05 16:20:22] [INFO ] State equation strengthened by 454 read => feed constraints.
[2020-06-05 16:20:22] [INFO ] [Real]Added 454 Read/Feed constraints in 64 ms returned sat
[2020-06-05 16:20:22] [INFO ] Computed and/alt/rep : 825/6487/779 causal constraints in 84 ms.
[2020-06-05 16:20:22] [INFO ] Solution in real domain found non-integer solution.
[2020-06-05 16:20:22] [INFO ] [Nat]Absence check using 100 positive place invariants in 78 ms returned sat
[2020-06-05 16:20:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-05 16:20:23] [INFO ] [Nat]Absence check using state equation in 968 ms returned sat
[2020-06-05 16:20:23] [INFO ] [Nat]Added 454 Read/Feed constraints in 78 ms returned sat
[2020-06-05 16:20:24] [INFO ] Computed and/alt/rep : 825/6487/779 causal constraints in 101 ms.
[2020-06-05 16:20:27] [INFO ] Added : 245 causal constraints over 49 iterations in 3618 ms. Result :(error "Failed to check-sat")
[2020-06-05 16:20:27] [INFO ] [Real]Absence check using 100 positive place invariants in 114 ms returned sat
[2020-06-05 16:20:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 16:20:29] [INFO ] [Real]Absence check using state equation in 1366 ms returned sat
[2020-06-05 16:20:29] [INFO ] [Real]Added 454 Read/Feed constraints in 80 ms returned sat
[2020-06-05 16:20:29] [INFO ] Computed and/alt/rep : 825/6487/779 causal constraints in 87 ms.
[2020-06-05 16:20:29] [INFO ] Solution in real domain found non-integer solution.
[2020-06-05 16:20:29] [INFO ] [Nat]Absence check using 100 positive place invariants in 63 ms returned sat
[2020-06-05 16:20:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-05 16:20:30] [INFO ] [Nat]Absence check using state equation in 844 ms returned sat
[2020-06-05 16:20:30] [INFO ] [Nat]Added 454 Read/Feed constraints in 75 ms returned sat
[2020-06-05 16:20:30] [INFO ] Computed and/alt/rep : 825/6487/779 causal constraints in 93 ms.
[2020-06-05 16:20:34] [INFO ] Added : 255 causal constraints over 51 iterations in 3922 ms. Result :(error "Failed to check-sat")
[2020-06-05 16:20:34] [INFO ] [Real]Absence check using 100 positive place invariants in 23 ms returned unsat
FORMULA Raft-PT-10-ReachabilityFireability-15 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 10 out of 508 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 508/508 places, 826/826 transitions.
Drop transitions removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 11 place count 508 transition count 815
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 11 place count 508 transition count 814
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 13 place count 507 transition count 814
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 2 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 25 place count 501 transition count 808
Symmetric choice reduction at 1 with 54 rule applications. Total rules 79 place count 501 transition count 808
Deduced a syphon composed of 54 places in 1 ms
Reduce places removed 54 places and 54 transitions.
Iterating global reduction 1 with 108 rules applied. Total rules applied 187 place count 447 transition count 754
Ensure Unique test removed 54 transitions
Reduce isomorphic transitions removed 54 transitions.
Iterating post reduction 1 with 54 rules applied. Total rules applied 241 place count 447 transition count 700
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -42
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 253 place count 441 transition count 742
Drop transitions removed 58 transitions
Redundant transition composition rules discarded 58 transitions
Iterating global reduction 2 with 58 rules applied. Total rules applied 311 place count 441 transition count 684
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 319 place count 437 transition count 680
Applied a total of 319 rules in 273 ms. Remains 437 /508 variables (removed 71) and now considering 680/826 (removed 146) transitions.
Finished structural reductions, in 1 iterations. Remains : 437/508 places, 680/826 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 8610 ms. (steps per millisecond=116 ) properties seen :[0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 2752 ms. (steps per millisecond=363 ) properties seen :[0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 2285 ms. (steps per millisecond=437 ) properties seen :[0, 1]
FORMULA Raft-PT-10-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2020-06-05 16:20:48] [INFO ] Flow matrix only has 643 transitions (discarded 37 similar events)
// Phase 1: matrix 643 rows 437 cols
[2020-06-05 16:20:48] [INFO ] Computed 101 place invariants in 11 ms
[2020-06-05 16:20:49] [INFO ] [Real]Absence check using 101 positive place invariants in 61 ms returned sat
[2020-06-05 16:20:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 16:20:49] [INFO ] [Real]Absence check using state equation in 713 ms returned sat
[2020-06-05 16:20:49] [INFO ] State equation strengthened by 399 read => feed constraints.
[2020-06-05 16:20:49] [INFO ] [Real]Added 399 Read/Feed constraints in 47 ms returned sat
[2020-06-05 16:20:49] [INFO ] Computed and/alt/rep : 679/4343/642 causal constraints in 79 ms.
[2020-06-05 16:20:50] [INFO ] Solution in real domain found non-integer solution.
[2020-06-05 16:20:50] [INFO ] [Nat]Absence check using 101 positive place invariants in 68 ms returned sat
[2020-06-05 16:20:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-05 16:20:51] [INFO ] [Nat]Absence check using state equation in 767 ms returned sat
[2020-06-05 16:20:51] [INFO ] [Nat]Added 399 Read/Feed constraints in 64 ms returned sat
[2020-06-05 16:20:51] [INFO ] Computed and/alt/rep : 679/4343/642 causal constraints in 101 ms.
[2020-06-05 16:21:08] [INFO ] Added : 628 causal constraints over 127 iterations in 17133 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 110 ms.
Finished Parikh walk after 771 steps, including 1 resets, run visited all 1 properties in 28 ms. (steps per millisecond=27 )
FORMULA Raft-PT-10-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
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="Raft-PT-10"
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 Raft-PT-10, 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 r172-smll-158987827700287"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Raft-PT-10.tgz
mv Raft-PT-10 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 ;