Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2021-input.r075-tall-162039097600376.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2021-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 gold2020
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 r075-tall-162039097600376
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 115M
-rw-r--r-- 1 mcc users 6.3M May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 25M May 5 16:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.0M May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 38M May 5 16:58 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.7K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 908K Mar 28 16:01 LTLCardinality.txt
-rw-r--r-- 1 mcc users 2.7M Mar 28 16:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 964K Mar 28 16:01 LTLFireability.txt
-rw-r--r-- 1 mcc users 3.5M Mar 28 16:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 848K Mar 23 10:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 2.3M Mar 23 10:15 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 732K Mar 22 17:52 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 2.5M Mar 22 17:52 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 163K Mar 22 09:11 UpperBounds.txt
-rw-r--r-- 1 mcc users 354K Mar 22 09:11 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 3 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 23M May 5 16:51 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 1620574593659

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-09 15:36:35] [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]
[2021-05-09 15:36:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-09 15:36:36] [INFO ] Load time of PNML (sax parser for PT used): 921 ms
[2021-05-09 15:36:36] [INFO ] Transformed 12920 places.
[2021-05-09 15:36:36] [INFO ] Transformed 12800 transitions.
[2021-05-09 15:36:36] [INFO ] Found NUPN structural information;
[2021-05-09 15:36:36] [INFO ] Parsed PT model containing 12920 places and 12800 transitions in 1148 ms.
[2021-05-09 15:36:36] [INFO ] Reduced 1560 identical enabling conditions.
[2021-05-09 15:36:36] [INFO ] Reduced 1560 identical enabling conditions.
[2021-05-09 15:36:36] [INFO ] Reduced 1560 identical enabling conditions.
[2021-05-09 15:36:36] [INFO ] Reduced 1560 identical enabling conditions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 662 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 1399 ms. (steps per millisecond=7 ) properties seen :[1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 0]
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
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-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-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_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, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 32 ms. (steps per millisecond=312 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 58 ms. (steps per millisecond=172 ) properties seen :[0, 0, 0, 0, 0]
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 132 ms. (steps per millisecond=75 ) properties seen :[0, 0, 0, 0, 0]
// Phase 1: matrix 12800 rows 12920 cols
[2021-05-09 15:36:40] [INFO ] Computed 1720 place invariants in 1551 ms
[2021-05-09 15:36:44] [INFO ] [Real]Absence check using 84 positive place invariants in 1568 ms returned sat
[2021-05-09 15:36:45] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-09 15:36:45] [INFO ] [Real]Absence check using 84 positive and 1636 generalized place invariants in 1470 ms returned (error "Failed to check-sat")
[2021-05-09 15:36:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 15:36:45] [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
[2021-05-09 15:36:49] [INFO ] [Real]Absence check using 84 positive place invariants in 1585 ms returned sat
[2021-05-09 15:36:50] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-09 15:36:50] [INFO ] [Real]Absence check using 84 positive and 1636 generalized place invariants in 1562 ms returned (error "Failed to check-sat")
[2021-05-09 15:36:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 15:36:50] [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
[2021-05-09 15:36:53] [INFO ] [Real]Absence check using 84 positive place invariants in 1486 ms returned sat
[2021-05-09 15:36:55] [INFO ] [Real]Absence check using 84 positive and 1636 generalized place invariants in 1729 ms returned (error "Failed to check-sat")
[2021-05-09 15:36:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 15:36:55] [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
[2021-05-09 15:36:58] [INFO ] [Real]Absence check using 84 positive place invariants in 1530 ms returned sat
[2021-05-09 15:37:00] [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: Stream closed (= (+ s4214 s4600 s5445 s6784 s9850 s11833) (+ s1942 s3226 s4139 s5935 s9683 s10463))") while checking expression at index 3
[2021-05-09 15:37:03] [INFO ] [Real]Absence check using 84 positive place invariants in 1517 ms returned sat
[2021-05-09 15:37:05] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-09 15:37:05] [INFO ] [Real]Absence check using 84 positive and 1636 generalized place invariants in 1821 ms returned (error "Failed to check-sat")
[2021-05-09 15:37:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 15:37:05] [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
Support contains 96 out of 12920 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 12920/12920 places, 12800/12800 transitions.
Performed 3074 Post agglomeration using F-continuation condition.Transition count delta: 3074
Iterating post reduction 0 with 3074 rules applied. Total rules applied 3074 place count 12920 transition count 9726
Reduce places removed 3109 places and 0 transitions.
Performed 2731 Post agglomeration using F-continuation condition.Transition count delta: 2731
Iterating post reduction 1 with 5840 rules applied. Total rules applied 8914 place count 9811 transition count 6995
Reduce places removed 2731 places and 0 transitions.
Iterating post reduction 2 with 2731 rules applied. Total rules applied 11645 place count 7080 transition count 6995
Performed 1786 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1786 Pre rules applied. Total rules applied 11645 place count 7080 transition count 5209
Renaming transitions due to excessive name length > 1024 char.
Deduced a syphon composed of 1786 places in 11 ms
Reduce places removed 1786 places and 0 transitions.
Iterating global reduction 3 with 3572 rules applied. Total rules applied 15217 place count 5294 transition count 5209
Free-agglomeration rule applied 1558 times.
Iterating global reduction 3 with 1558 rules applied. Total rules applied 16775 place count 5294 transition count 3651
Reduce places removed 1558 places and 0 transitions.
Iterating post reduction 3 with 1558 rules applied. Total rules applied 18333 place count 3736 transition count 3651
Free-agglomeration rule (complex) applied 43 times.
Iterating global reduction 4 with 43 rules applied. Total rules applied 18376 place count 3736 transition count 3608
Reduce places removed 44 places and 0 transitions.
Iterating post reduction 4 with 44 rules applied. Total rules applied 18420 place count 3692 transition count 3608
Performed 39 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 39 Pre rules applied. Total rules applied 18420 place count 3692 transition count 3569
Deduced a syphon composed of 39 places in 2 ms
Reduce places removed 39 places and 0 transitions.
Iterating global reduction 5 with 78 rules applied. Total rules applied 18498 place count 3653 transition count 3569
Applied a total of 18498 rules in 8961 ms. Remains 3653 /12920 variables (removed 9267) and now considering 3569/12800 (removed 9231) transitions.
Finished structural reductions, in 1 iterations. Remains : 3653/12920 places, 3569/12800 transitions.
Interrupted random walk after 475053 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=15 ) properties seen :[0, 1, 1, 1, 1]
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-40-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 232842 steps, including 0 resets, run timeout after 5002 ms. (steps per millisecond=46 ) properties seen :[0]
// Phase 1: matrix 3569 rows 3653 cols
[2021-05-09 15:37:50] [INFO ] Computed 1684 place invariants in 448 ms
[2021-05-09 15:37:50] [INFO ] [Real]Absence check using 160 positive place invariants in 326 ms returned sat
[2021-05-09 15:37:52] [INFO ] [Real]Absence check using 160 positive and 1524 generalized place invariants in 1808 ms returned unsat
FORMULA DatabaseWithMutex-PT-40-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="DatabaseWithMutex-PT-40"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="gold2020"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# 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 gold2020"
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 r075-tall-162039097600376"
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 ;