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.r227-tall-162098230800075.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 SharedMemory-PT-000100, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r227-tall-162098230800075
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 151M
-rw-r--r-- 1 mcc users 11M May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 40M May 10 09:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 11M May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 41M May 10 09:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 1.3M Mar 28 16:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 3.5M Mar 28 16:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.6M Mar 28 16:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 11M Mar 28 16:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.3M Mar 27 11:28 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 3.1M Mar 27 11:28 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.4M Mar 25 15:13 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 6.8M Mar 25 15:13 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 611K Mar 22 08:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 1.2M Mar 22 08:15 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 5 16:52 equiv_col
-rw-r--r-- 1 mcc users 7 May 5 16:52 instance
-rw-r--r-- 1 mcc users 6 May 5 16:52 iscolored
-rw-r--r-- 1 mcc users 16M May 5 16:52 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 SharedMemory-PT-000100-ReachabilityCardinality-00
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-01
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-02
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-03
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-04
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-05
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-06
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-07
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-08
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-09
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-10
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-11
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-12
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-13
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-14
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1621118162865

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-15 22:36:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2021-05-15 22:36:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-15 22:36:05] [INFO ] Load time of PNML (sax parser for PT used): 640 ms
[2021-05-15 22:36:05] [INFO ] Transformed 10301 places.
[2021-05-15 22:36:05] [INFO ] Transformed 20100 transitions.
[2021-05-15 22:36:05] [INFO ] Found NUPN structural information;
[2021-05-15 22:36:05] [INFO ] Parsed PT model containing 10301 places and 20100 transitions in 802 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 2415 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 5914 ms. (steps per millisecond=1 ) properties seen :[0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 1, 0]
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 1688 ms. (steps per millisecond=5 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 3085 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 1589 ms. (steps per millisecond=6 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 89 ms. (steps per millisecond=112 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 1685 ms. (steps per millisecond=5 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 87 ms. (steps per millisecond=114 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 54 ms. (steps per millisecond=185 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 54 ms. (steps per millisecond=185 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 75 ms. (steps per millisecond=133 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 55 ms. (steps per millisecond=181 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 54 ms. (steps per millisecond=185 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 20100 rows 10301 cols
[2021-05-15 22:36:25] [INFO ] Computed 201 place invariants in 3192 ms
[2021-05-15 22:36:31] [INFO ] [Real]Absence check using 201 positive place invariants in 1151 ms returned unsat
[2021-05-15 22:36:34] [INFO ] [Real]Absence check using 201 positive place invariants in 1276 ms returned unsat
[2021-05-15 22:36:36] [INFO ] [Real]Absence check using 201 positive place invariants in 1110 ms returned unsat
[2021-05-15 22:36:39] [INFO ] [Real]Absence check using 201 positive place invariants in 1164 ms returned unsat
[2021-05-15 22:36:41] [INFO ] [Real]Absence check using 201 positive place invariants in 1088 ms returned unsat
[2021-05-15 22:36:44] [INFO ] [Real]Absence check using 201 positive place invariants in 1113 ms returned unsat
[2021-05-15 22:36:47] [INFO ] [Real]Absence check using 201 positive place invariants in 1859 ms returned sat
[2021-05-15 22:36:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 22:36:49] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 22:36:49] [INFO ] [Real]Absence check using state equation in 1913 ms returned (error "Failed to check-sat")
[2021-05-15 22:36:53] [INFO ] [Real]Absence check using 201 positive place invariants in 1881 ms returned sat
[2021-05-15 22:36:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 22:36:54] [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 (>= t15407 0)") while checking expression at index 7
[2021-05-15 22:36:57] [INFO ] [Real]Absence check using 201 positive place invariants in 1825 ms returned sat
[2021-05-15 22:36:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 22:36:59] [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 (>= t18623 0)") while checking expression at index 8
[2021-05-15 22:37:03] [INFO ] [Real]Absence check using 201 positive place invariants in 1943 ms returned sat
[2021-05-15 22:37:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 22:37:04] [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 9
[2021-05-15 22:37:07] [INFO ] [Real]Absence check using 201 positive place invariants in 1846 ms returned sat
[2021-05-15 22:37:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 22:37:09] [INFO ] [Real]Absence check using state equation in 1822 ms returned (error "Failed to check-sat")
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-07 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-06 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-05 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-03 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-02 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-00 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 11 out of 10301 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 10301/10301 places, 20100/20100 transitions.
Performed 9889 Post agglomeration using F-continuation condition.Transition count delta: 9889
Iterating post reduction 0 with 9889 rules applied. Total rules applied 9889 place count 10301 transition count 10211
Discarding 268 places :
Also discarding 259 output transitions
Drop transitions removed 259 transitions
Remove reverse transitions (loop back) rule discarded transition End_Own_Acc_24_24 and 268 places that fell out of Prefix Of Interest.
Drop transitions removed 8821 transitions
Ensure Unique test removed 959 transitions
Reduce isomorphic transitions removed 9780 transitions.
Graph (trivial) has 29 edges and 55 vertex of which 16 / 55 are part of one of the 8 SCC in 1240 ms
Free SCC test removed 8 places
Iterating post reduction 1 with 9782 rules applied. Total rules applied 19671 place count 47 transition count 172
Drop transitions removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 2 with 16 rules applied. Total rules applied 19687 place count 47 transition count 156
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 9 Pre rules applied. Total rules applied 19687 place count 47 transition count 147
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 19705 place count 38 transition count 147
Drop transitions removed 99 transitions
Reduce isomorphic transitions removed 99 transitions.
Iterating post reduction 3 with 99 rules applied. Total rules applied 19804 place count 38 transition count 48
Free-agglomeration rule applied 4 times.
Iterating global reduction 4 with 4 rules applied. Total rules applied 19808 place count 38 transition count 44
Reduce places removed 4 places and 0 transitions.
Drop transitions removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 4 with 26 rules applied. Total rules applied 19834 place count 34 transition count 22
Ensure Unique test removed 11 places
Iterating post reduction 5 with 11 rules applied. Total rules applied 19845 place count 23 transition count 22
Applied a total of 19845 rules in 4311 ms. Remains 23 /10301 variables (removed 10278) and now considering 22/20100 (removed 20078) transitions.
Finished structural reductions, in 1 iterations. Remains : 23/10301 places, 22/20100 transitions.
Finished random walk after 70 steps, including 0 resets, run visited all 5 properties in 2 ms. (steps per millisecond=35 )
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-08 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="SharedMemory-PT-000100"
export BK_EXAMINATION="ReachabilityCardinality"
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 SharedMemory-PT-000100, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r227-tall-162098230800075"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SharedMemory-PT-000100.tgz
mv SharedMemory-PT-000100 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;