Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2020-input.r178-tajo-158987882200303.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/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 DatabaseWithMutex-PT-40, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r178-tajo-158987882200303
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 44M
-rw-r--r-- 1 mcc users 980K Mar 31 05:33 CTLCardinality.txt
-rw-r--r-- 1 mcc users 2.7M Mar 31 05:33 CTLCardinality.xml
-rw-r--r-- 1 mcc users 877K Mar 29 21:42 CTLFireability.txt
-rw-r--r-- 1 mcc users 2.9M Mar 29 21:42 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 904K Apr 8 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 2.6M Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 664K Apr 8 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 2.4M Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 695K Mar 28 14:00 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 1.9M Mar 28 14:00 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 873K Mar 27 07:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 3.0M Mar 27 07:01 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 130K Mar 28 14:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 291K Mar 28 14:50 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 23M 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 DatabaseWithMutex-PT-40-ReachabilityFireability-00
FORMULA_NAME DatabaseWithMutex-PT-40-ReachabilityFireability-01
FORMULA_NAME DatabaseWithMutex-PT-40-ReachabilityFireability-02
FORMULA_NAME DatabaseWithMutex-PT-40-ReachabilityFireability-03
FORMULA_NAME DatabaseWithMutex-PT-40-ReachabilityFireability-04
FORMULA_NAME DatabaseWithMutex-PT-40-ReachabilityFireability-05
FORMULA_NAME DatabaseWithMutex-PT-40-ReachabilityFireability-06
FORMULA_NAME DatabaseWithMutex-PT-40-ReachabilityFireability-07
FORMULA_NAME DatabaseWithMutex-PT-40-ReachabilityFireability-08
FORMULA_NAME DatabaseWithMutex-PT-40-ReachabilityFireability-09
FORMULA_NAME DatabaseWithMutex-PT-40-ReachabilityFireability-10
FORMULA_NAME DatabaseWithMutex-PT-40-ReachabilityFireability-11
FORMULA_NAME DatabaseWithMutex-PT-40-ReachabilityFireability-12
FORMULA_NAME DatabaseWithMutex-PT-40-ReachabilityFireability-13
FORMULA_NAME DatabaseWithMutex-PT-40-ReachabilityFireability-14
FORMULA_NAME DatabaseWithMutex-PT-40-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591216047026

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 20:27:28] [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]
[2020-06-03 20:27:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 20:27:29] [INFO ] Load time of PNML (sax parser for PT used): 865 ms
[2020-06-03 20:27:29] [INFO ] Transformed 12920 places.
[2020-06-03 20:27:29] [INFO ] Transformed 12800 transitions.
[2020-06-03 20:27:29] [INFO ] Parsed PT model containing 12920 places and 12800 transitions in 1119 ms.
[2020-06-03 20:27:30] [INFO ] Reduced 1560 identical enabling conditions.
[2020-06-03 20:27:30] [INFO ] Reduced 1560 identical enabling conditions.
[2020-06-03 20:27:30] [INFO ] Reduced 1560 identical enabling conditions.
[2020-06-03 20:27:30] [INFO ] Reduced 1560 identical enabling conditions.
[2020-06-03 20:27:30] [INFO ] Reduced 1560 identical enabling conditions.
[2020-06-03 20:27:30] [INFO ] Reduced 1560 identical enabling conditions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 1131 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 1082 ms. (steps per millisecond=9 ) properties seen :[1, 1, 1, 0, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1]
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 4236 ms. (steps per millisecond=2 ) properties seen :[1, 0, 0, 0, 0, 0, 0]
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
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]
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]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 33 ms. (steps per millisecond=303 ) properties seen :[0, 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, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 23 ms. (steps per millisecond=434 ) properties seen :[0, 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, 0, 0, 0, 0]
// Phase 1: matrix 12800 rows 12920 cols
[2020-06-03 20:27:38] [INFO ] Computed 1720 place invariants in 1764 ms
[2020-06-03 20:27:40] [INFO ] [Real]Absence check using 84 positive place invariants in 738 ms returned sat
[2020-06-03 20:27:43] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 20:27:43] [INFO ] [Real]Absence check using 84 positive and 1636 generalized place invariants in 2995 ms returned (error "Failed to check-sat")
[2020-06-03 20:27:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 20:27:43] [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: Stream closed") while checking expression at index 0
[2020-06-03 20:27:45] [INFO ] [Real]Absence check using 84 positive place invariants in 630 ms returned sat
[2020-06-03 20:27:48] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 20:27:48] [INFO ] [Real]Absence check using 84 positive and 1636 generalized place invariants in 3186 ms returned (error "Failed to check-sat")
[2020-06-03 20:27:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 20:27:48] [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: Stream closed") while checking expression at index 1
[2020-06-03 20:27:50] [INFO ] [Real]Absence check using 84 positive place invariants in 649 ms returned sat
[2020-06-03 20:27:53] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 20:27:53] [INFO ] [Real]Absence check using 84 positive and 1636 generalized place invariants in 3198 ms returned (error "Failed to check-sat")
[2020-06-03 20:27:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 20:27:53] [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: Stream closed") while checking expression at index 2
[2020-06-03 20:27:55] [INFO ] [Real]Absence check using 84 positive place invariants in 648 ms returned sat
[2020-06-03 20:27:58] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 20:27:58] [INFO ] [Real]Absence check using 84 positive and 1636 generalized place invariants in 3165 ms returned (error "Failed to check-sat")
[2020-06-03 20:27:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 20:27:58] [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: Stream closed") while checking expression at index 3
[2020-06-03 20:28:00] [INFO ] [Real]Absence check using 84 positive place invariants in 702 ms returned sat
[2020-06-03 20:28:03] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 20:28:03] [INFO ] [Real]Absence check using 84 positive and 1636 generalized place invariants in 3085 ms returned (error "Failed to check-sat")
[2020-06-03 20:28:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 20:28:03] [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: Stream closed") while checking expression at index 4
[2020-06-03 20:28:05] [INFO ] [Real]Absence check using 84 positive place invariants in 670 ms returned sat
[2020-06-03 20:28:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 20:28:08] [INFO ] [Real]Absence check using 84 positive and 1636 generalized place invariants in 3167 ms returned unknown
Support contains 223 out of 12920 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 12920/12920 places, 12800/12800 transitions.
Performed 3027 Post agglomeration using F-continuation condition.Transition count delta: 3027
Iterating post reduction 0 with 3027 rules applied. Total rules applied 3027 place count 12920 transition count 9773
Reduce places removed 3059 places and 0 transitions.
Performed 2404 Post agglomeration using F-continuation condition.Transition count delta: 2404
Iterating post reduction 1 with 5463 rules applied. Total rules applied 8490 place count 9861 transition count 7369
Reduce places removed 2404 places and 0 transitions.
Iterating post reduction 2 with 2404 rules applied. Total rules applied 10894 place count 7457 transition count 7369
Performed 1872 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1872 Pre rules applied. Total rules applied 10894 place count 7457 transition count 5497
Renaming transitions due to excessive name length > 1024 char.
Deduced a syphon composed of 1872 places in 9 ms
Reduce places removed 1872 places and 0 transitions.
Iterating global reduction 3 with 3744 rules applied. Total rules applied 14638 place count 5585 transition count 5497
Free-agglomeration rule applied 1597 times.
Iterating global reduction 3 with 1597 rules applied. Total rules applied 16235 place count 5585 transition count 3900
Reduce places removed 1597 places and 0 transitions.
Iterating post reduction 3 with 1597 rules applied. Total rules applied 17832 place count 3988 transition count 3900
Free-agglomeration rule (complex) applied 86 times.
Iterating global reduction 4 with 86 rules applied. Total rules applied 17918 place count 3988 transition count 3814
Reduce places removed 90 places and 0 transitions.
Iterating post reduction 4 with 90 rules applied. Total rules applied 18008 place count 3898 transition count 3814
Performed 156 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 156 Pre rules applied. Total rules applied 18008 place count 3898 transition count 3658
Deduced a syphon composed of 156 places in 3 ms
Reduce places removed 156 places and 0 transitions.
Iterating global reduction 5 with 312 rules applied. Total rules applied 18320 place count 3742 transition count 3658
Applied a total of 18320 rules in 9101 ms. Remains 3742 /12920 variables (removed 9178) and now considering 3658/12800 (removed 9142) transitions.
Finished structural reductions, in 1 iterations. Remains : 3742/12920 places, 3658/12800 transitions.
Interrupted random walk after 594637 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=19 ) properties seen :[0, 1, 0, 1, 1, 1]
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 238940 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=47 ) properties seen :[1, 0]
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Finished Best-First random walk after 33570 steps, including 0 resets, run visited all 1 properties in 465 ms. (steps per millisecond=72 )
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_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="DatabaseWithMutex-PT-40"
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 DatabaseWithMutex-PT-40, 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 r178-tajo-158987882200303"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DatabaseWithMutex-PT-40.tgz
mv DatabaseWithMutex-PT-40 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 ;