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-159033390200599.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 UtahNoC-PT-none, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-csrt-159033390200599
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 384K
-rw-r--r-- 1 mcc users 3.2K Apr 12 20:10 CTLCardinality.txt
-rw-r--r-- 1 mcc users 19K Apr 12 20:10 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 11 23:30 CTLFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 11 23:30 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:38 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.7K Mar 24 05:38 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.2K Apr 15 10:55 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 28 14:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Apr 15 10:55 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 28 14:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Apr 10 22:19 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 21K Apr 10 22:19 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 10 07:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 14K Apr 10 07:37 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 10 22:30 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 10 22:30 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:38 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 24 05:38 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:38 iscolored
-rw-r--r-- 1 mcc users 205K 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 UtahNoC-PT-none-ReachabilityFireability-00
FORMULA_NAME UtahNoC-PT-none-ReachabilityFireability-01
FORMULA_NAME UtahNoC-PT-none-ReachabilityFireability-02
FORMULA_NAME UtahNoC-PT-none-ReachabilityFireability-03
FORMULA_NAME UtahNoC-PT-none-ReachabilityFireability-04
FORMULA_NAME UtahNoC-PT-none-ReachabilityFireability-05
FORMULA_NAME UtahNoC-PT-none-ReachabilityFireability-06
FORMULA_NAME UtahNoC-PT-none-ReachabilityFireability-07
FORMULA_NAME UtahNoC-PT-none-ReachabilityFireability-08
FORMULA_NAME UtahNoC-PT-none-ReachabilityFireability-09
FORMULA_NAME UtahNoC-PT-none-ReachabilityFireability-10
FORMULA_NAME UtahNoC-PT-none-ReachabilityFireability-11
FORMULA_NAME UtahNoC-PT-none-ReachabilityFireability-12
FORMULA_NAME UtahNoC-PT-none-ReachabilityFireability-13
FORMULA_NAME UtahNoC-PT-none-ReachabilityFireability-14
FORMULA_NAME UtahNoC-PT-none-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591234686663

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 01:38:08] [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]
[2020-06-04 01:38:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 01:38:08] [INFO ] Load time of PNML (sax parser for PT used): 133 ms
[2020-06-04 01:38:08] [INFO ] Transformed 216 places.
[2020-06-04 01:38:08] [INFO ] Transformed 977 transitions.
[2020-06-04 01:38:08] [INFO ] Found NUPN structural information;
[2020-06-04 01:38:08] [INFO ] Parsed PT model containing 216 places and 977 transitions in 188 ms.
Ensure Unique test removed 148 transitions
Reduce redundant transitions removed 148 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 35 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 54 ms. (steps per millisecond=185 ) properties seen :[0, 0, 1, 1, 0, 1, 0, 1, 1, 0, 0, 1, 0, 1, 0, 1]
FORMULA UtahNoC-PT-none-ReachabilityFireability-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA UtahNoC-PT-none-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA UtahNoC-PT-none-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA UtahNoC-PT-none-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA UtahNoC-PT-none-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA UtahNoC-PT-none-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA UtahNoC-PT-none-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA UtahNoC-PT-none-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 13 ms. (steps per millisecond=769 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 16 ms. (steps per millisecond=625 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 14 ms. (steps per millisecond=714 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 15 ms. (steps per millisecond=666 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 40 ms. (steps per millisecond=250 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 21 ms. (steps per millisecond=476 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
[2020-06-04 01:38:09] [INFO ] Flow matrix only has 427 transitions (discarded 402 similar events)
// Phase 1: matrix 427 rows 216 cols
[2020-06-04 01:38:09] [INFO ] Computed 8 place invariants in 14 ms
[2020-06-04 01:38:09] [INFO ] [Real]Absence check using 8 positive place invariants in 26 ms returned sat
[2020-06-04 01:38:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 01:38:09] [INFO ] [Real]Absence check using state equation in 267 ms returned sat
[2020-06-04 01:38:09] [INFO ] State equation strengthened by 43 read => feed constraints.
[2020-06-04 01:38:09] [INFO ] [Real]Added 43 Read/Feed constraints in 26 ms returned sat
[2020-06-04 01:38:09] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 01:38:09] [INFO ] [Nat]Absence check using 8 positive place invariants in 23 ms returned sat
[2020-06-04 01:38:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 01:38:10] [INFO ] [Nat]Absence check using state equation in 223 ms returned sat
[2020-06-04 01:38:10] [INFO ] [Nat]Added 43 Read/Feed constraints in 27 ms returned sat
[2020-06-04 01:38:10] [INFO ] Computed and/alt/rep : 828/4432/426 causal constraints in 47 ms.
[2020-06-04 01:38:14] [INFO ] Added : 390 causal constraints over 78 iterations in 4627 ms. Result :unknown
[2020-06-04 01:38:15] [INFO ] [Real]Absence check using 8 positive place invariants in 22 ms returned unsat
[2020-06-04 01:38:15] [INFO ] [Real]Absence check using 8 positive place invariants in 10 ms returned unsat
[2020-06-04 01:38:15] [INFO ] [Real]Absence check using 8 positive place invariants in 10 ms returned unsat
[2020-06-04 01:38:15] [INFO ] [Real]Absence check using 8 positive place invariants in 9 ms returned unsat
[2020-06-04 01:38:15] [INFO ] [Real]Absence check using 8 positive place invariants in 16 ms returned sat
[2020-06-04 01:38:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 01:38:15] [INFO ] [Real]Absence check using state equation in 220 ms returned sat
[2020-06-04 01:38:15] [INFO ] [Real]Added 43 Read/Feed constraints in 28 ms returned sat
[2020-06-04 01:38:15] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 01:38:15] [INFO ] [Nat]Absence check using 8 positive place invariants in 33 ms returned sat
[2020-06-04 01:38:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 01:38:15] [INFO ] [Nat]Absence check using state equation in 263 ms returned sat
[2020-06-04 01:38:15] [INFO ] [Nat]Added 43 Read/Feed constraints in 14 ms returned sat
[2020-06-04 01:38:16] [INFO ] Computed and/alt/rep : 828/4432/426 causal constraints in 62 ms.
[2020-06-04 01:38:20] [INFO ] Added : 415 causal constraints over 83 iterations in 4579 ms. Result :unknown
[2020-06-04 01:38:20] [INFO ] [Real]Absence check using 8 positive place invariants in 18 ms returned unsat
[2020-06-04 01:38:20] [INFO ] [Real]Absence check using 8 positive place invariants in 10 ms returned sat
[2020-06-04 01:38:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 01:38:20] [INFO ] [Real]Absence check using state equation in 202 ms returned sat
[2020-06-04 01:38:20] [INFO ] [Real]Added 43 Read/Feed constraints in 15 ms returned sat
[2020-06-04 01:38:20] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 01:38:21] [INFO ] [Nat]Absence check using 8 positive place invariants in 23 ms returned sat
[2020-06-04 01:38:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 01:38:21] [INFO ] [Nat]Absence check using state equation in 222 ms returned sat
[2020-06-04 01:38:21] [INFO ] [Nat]Added 43 Read/Feed constraints in 36 ms returned sat
[2020-06-04 01:38:21] [INFO ] Computed and/alt/rep : 828/4432/426 causal constraints in 33 ms.
[2020-06-04 01:38:25] [INFO ] Added : 425 causal constraints over 85 iterations in 4626 ms. Result :unknown
FORMULA UtahNoC-PT-none-ReachabilityFireability-12 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA UtahNoC-PT-none-ReachabilityFireability-09 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA UtahNoC-PT-none-ReachabilityFireability-06 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA UtahNoC-PT-none-ReachabilityFireability-04 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA UtahNoC-PT-none-ReachabilityFireability-01 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Incomplete Parikh walk after 54600 steps, including 982 resets, run finished after 183 ms. (steps per millisecond=298 ) properties seen :[1, 1, 0] could not realise parikh vector
FORMULA UtahNoC-PT-none-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA UtahNoC-PT-none-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Incomplete Parikh walk after 40200 steps, including 971 resets, run finished after 73 ms. (steps per millisecond=550 ) properties seen :[0] could not realise parikh vector
Incomplete Parikh walk after 60400 steps, including 983 resets, run finished after 136 ms. (steps per millisecond=444 ) properties seen :[0] could not realise parikh vector
Support contains 9 out of 216 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 216/216 places, 829/829 transitions.
Graph (trivial) has 326 edges and 216 vertex of which 75 / 216 are part of one of the 16 SCC in 33 ms
Free SCC test removed 59 places
Drop transitions removed 219 transitions
Ensure Unique test removed 66 transitions
Reduce isomorphic transitions removed 285 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Iterating post reduction 0 with 291 rules applied. Total rules applied 292 place count 157 transition count 538
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 298 place count 151 transition count 538
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 298 place count 151 transition count 536
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 302 place count 149 transition count 536
Symmetric choice reduction at 2 with 10 rule applications. Total rules 312 place count 149 transition count 536
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 30 transitions.
Iterating global reduction 2 with 20 rules applied. Total rules applied 332 place count 139 transition count 506
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 344 place count 139 transition count 494
Performed 4 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 352 place count 135 transition count 487
Drop transitions removed 9 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 15 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 3 with 18 rules applied. Total rules applied 370 place count 135 transition count 469
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 5 rules applied. Total rules applied 375 place count 132 transition count 467
Free-agglomeration rule applied 12 times.
Iterating global reduction 5 with 12 rules applied. Total rules applied 387 place count 132 transition count 455
Reduce places removed 12 places and 0 transitions.
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 5 with 30 rules applied. Total rules applied 417 place count 120 transition count 437
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 6 with 4 rules applied. Total rules applied 421 place count 120 transition count 455
Reduce places removed 4 places and 0 transitions.
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 6 with 8 rules applied. Total rules applied 429 place count 116 transition count 451
Partial Free-agglomeration rule applied 12 times.
Drop transitions removed 12 transitions
Iterating global reduction 7 with 12 rules applied. Total rules applied 441 place count 116 transition count 451
Drop transitions removed 1 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 7 with 3 rules applied. Total rules applied 444 place count 116 transition count 448
Symmetric choice reduction at 8 with 5 rule applications. Total rules 449 place count 116 transition count 448
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 17 transitions.
Iterating global reduction 8 with 10 rules applied. Total rules applied 459 place count 111 transition count 431
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 8 with 2 rules applied. Total rules applied 461 place count 111 transition count 429
Drop transitions removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 9 with 6 rules applied. Total rules applied 467 place count 111 transition count 423
Applied a total of 467 rules in 242 ms. Remains 111 /216 variables (removed 105) and now considering 423/829 (removed 406) transitions.
Finished structural reductions, in 1 iterations. Remains : 111/216 places, 423/829 transitions.
Finished random walk after 116 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=58 )
FORMULA UtahNoC-PT-none-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_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="UtahNoC-PT-none"
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 UtahNoC-PT-none, 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 r194-csrt-159033390200599"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtahNoC-PT-none.tgz
mv UtahNoC-PT-none 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 ;