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-158987787500303.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 AirplaneLD-PT-2000, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r166-smll-158987787500303
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 28M
-rw-r--r-- 1 mcc users 665K Mar 24 11:07 CTLCardinality.txt
-rw-r--r-- 1 mcc users 1.5M Mar 24 11:07 CTLCardinality.xml
-rw-r--r-- 1 mcc users 284K Mar 24 09:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 1.2M Mar 24 09:53 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 632K Apr 8 14:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 1.8M Apr 29 06:16 LTLCardinality.xml
-rw-r--r-- 1 mcc users 290K Apr 8 14:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 1.3M Apr 29 06:16 LTLFireability.xml
-rw-r--r-- 1 mcc users 129K Mar 24 08:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 297K Mar 24 08:15 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 531K Mar 24 06:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 2.1M Mar 24 06:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 373K Mar 24 08:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 687K Mar 24 08:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 16M 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 AirplaneLD-PT-2000-ReachabilityFireability-00
FORMULA_NAME AirplaneLD-PT-2000-ReachabilityFireability-01
FORMULA_NAME AirplaneLD-PT-2000-ReachabilityFireability-02
FORMULA_NAME AirplaneLD-PT-2000-ReachabilityFireability-03
FORMULA_NAME AirplaneLD-PT-2000-ReachabilityFireability-04
FORMULA_NAME AirplaneLD-PT-2000-ReachabilityFireability-05
FORMULA_NAME AirplaneLD-PT-2000-ReachabilityFireability-06
FORMULA_NAME AirplaneLD-PT-2000-ReachabilityFireability-07
FORMULA_NAME AirplaneLD-PT-2000-ReachabilityFireability-08
FORMULA_NAME AirplaneLD-PT-2000-ReachabilityFireability-09
FORMULA_NAME AirplaneLD-PT-2000-ReachabilityFireability-10
FORMULA_NAME AirplaneLD-PT-2000-ReachabilityFireability-11
FORMULA_NAME AirplaneLD-PT-2000-ReachabilityFireability-12
FORMULA_NAME AirplaneLD-PT-2000-ReachabilityFireability-13
FORMULA_NAME AirplaneLD-PT-2000-ReachabilityFireability-14
FORMULA_NAME AirplaneLD-PT-2000-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591404522296

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-06 00:48:45] [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]
[2020-06-06 00:48:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-06 00:48:46] [INFO ] Load time of PNML (sax parser for PT used): 1327 ms
[2020-06-06 00:48:46] [INFO ] Transformed 14019 places.
[2020-06-06 00:48:46] [INFO ] Transformed 16008 transitions.
[2020-06-06 00:48:46] [INFO ] Found NUPN structural information;
[2020-06-06 00:48:46] [INFO ] Parsed PT model containing 14019 places and 16008 transitions in 1555 ms.
Reduce places removed 6002 places and 0 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 751 ms.
Working with output stream class java.io.PrintStream
FORMULA AirplaneLD-PT-2000-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-2000-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 1261 resets, run finished after 2098 ms. (steps per millisecond=4 ) properties seen :[1, 0, 1, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0]
FORMULA AirplaneLD-PT-2000-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-2000-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-2000-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-2000-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-2000-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 2472 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 4197 ms. (steps per millisecond=2 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 44 ms. (steps per millisecond=227 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 25 ms. (steps per millisecond=400 ) properties seen :[0, 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, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties seen :[0, 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, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 16008 rows 8017 cols
[2020-06-06 00:49:05] [INFO ] Computed 3 place invariants in 9239 ms
[2020-06-06 00:49:08] [INFO ] [Real]Absence check using 2 positive place invariants in 481 ms returned unsat
[2020-06-06 00:49:11] [INFO ] [Real]Absence check using 2 positive place invariants in 749 ms returned sat
[2020-06-06 00:49:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 627 ms returned unsat
[2020-06-06 00:49:14] [INFO ] [Real]Absence check using 2 positive place invariants in 449 ms returned sat
[2020-06-06 00:49:15] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 394 ms returned sat
[2020-06-06 00:49:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-06 00:49:17] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 2
[2020-06-06 00:49:19] [INFO ] [Real]Absence check using 2 positive place invariants in 547 ms returned unsat
[2020-06-06 00:49:22] [INFO ] [Real]Absence check using 2 positive place invariants in 538 ms returned unsat
[2020-06-06 00:49:25] [INFO ] [Real]Absence check using 2 positive place invariants in 572 ms returned sat
[2020-06-06 00:49:26] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 357 ms returned sat
[2020-06-06 00:49:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-06 00:49:27] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 5
[2020-06-06 00:49:30] [INFO ] [Real]Absence check using 2 positive place invariants in 563 ms returned sat
[2020-06-06 00:49:31] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 327 ms returned sat
[2020-06-06 00:49:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-06 00:49:32] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 6
[2020-06-06 00:49:35] [INFO ] [Real]Absence check using 2 positive place invariants in 542 ms returned sat
[2020-06-06 00:49:36] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 334 ms returned sat
[2020-06-06 00:49:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-06 00:49:37] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (>= t9782 0)") while checking expression at index 7
[2020-06-06 00:49:40] [INFO ] [Real]Absence check using 2 positive place invariants in 557 ms returned sat
[2020-06-06 00:49:41] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 341 ms returned sat
[2020-06-06 00:49:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-06 00:49:42] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 8
FORMULA AirplaneLD-PT-2000-ReachabilityFireability-10 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA AirplaneLD-PT-2000-ReachabilityFireability-09 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA AirplaneLD-PT-2000-ReachabilityFireability-04 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA AirplaneLD-PT-2000-ReachabilityFireability-02 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 18 out of 8017 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 8017/8017 places, 16008/16008 transitions.
Discarding 5 places :
Also discarding 0 output transitions
Graph (complete) has 21023 edges and 8017 vertex of which 8012 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.57 ms
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 8012 transition count 16004
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 3 Pre rules applied. Total rules applied 5 place count 8012 transition count 16001
Deduced a syphon composed of 3 places in 7 ms
Ensure Unique test removed 2 places
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 1 with 8 rules applied. Total rules applied 13 place count 8007 transition count 16001
Symmetric choice reduction at 1 with 7983 rule applications. Total rules 7996 place count 8007 transition count 16001
Deduced a syphon composed of 7983 places in 9 ms
Reduce places removed 7983 places and 7983 transitions.
Iterating global reduction 1 with 15966 rules applied. Total rules applied 23962 place count 24 transition count 8018
Ensure Unique test removed 7983 transitions
Reduce isomorphic transitions removed 7983 transitions.
Iterating post reduction 1 with 7983 rules applied. Total rules applied 31945 place count 24 transition count 35
Applied a total of 31945 rules in 589 ms. Remains 24 /8017 variables (removed 7993) and now considering 35/16008 (removed 15973) transitions.
Finished structural reductions, in 1 iterations. Remains : 24/8017 places, 35/16008 transitions.
Incomplete random walk after 1000000 steps, including 141839 resets, run finished after 1831 ms. (steps per millisecond=546 ) properties seen :[0, 1, 1, 1, 0]
FORMULA AirplaneLD-PT-2000-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-2000-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-2000-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 18224 resets, run finished after 636 ms. (steps per millisecond=1572 ) properties seen :[0, 0]
Incomplete Best-First random walk after 1000001 steps, including 16744 resets, run finished after 457 ms. (steps per millisecond=2188 ) properties seen :[0, 0]
// Phase 1: matrix 35 rows 24 cols
[2020-06-06 00:49:46] [INFO ] Computed 1 place invariants in 0 ms
[2020-06-06 00:49:46] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 2 ms returned sat
[2020-06-06 00:49:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-06 00:49:46] [INFO ] [Real]Absence check using state equation in 8 ms returned unsat
[2020-06-06 00:49:46] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 2 ms returned sat
[2020-06-06 00:49:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-06 00:49:46] [INFO ] [Real]Absence check using state equation in 11 ms returned unsat
FORMULA AirplaneLD-PT-2000-ReachabilityFireability-15 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA AirplaneLD-PT-2000-ReachabilityFireability-08 FALSE 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="AirplaneLD-PT-2000"
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 AirplaneLD-PT-2000, 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-158987787500303"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-PT-2000.tgz
mv AirplaneLD-PT-2000 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 ;