fond
Model Checking Contest 2021
11th edition, Paris, France, June 23, 2021
Execution of r011-tall-162038005800004
Last Updated
Jun 28, 2021

About the Execution of 2020-gold for ARMCacheCoherence-PT-none

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
781.523 3600000.00 32985.00 266.80 TFFTTTFFTFFFTFTT normal

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.r011-tall-162038005800004.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)
..................
=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2020
Input is ARMCacheCoherence-PT-none, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r011-tall-162038005800004
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 14M
-rw-r--r-- 1 mcc users 14K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 133K May 5 16:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.4K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 65K 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 6.3K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Mar 28 15:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 28 15:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 28 15:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 28 15:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Mar 23 01:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Mar 23 01:15 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Mar 22 09:35 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 22 09:35 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 22 09:09 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 22 09:09 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 5 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 14M 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 ARMCacheCoherence-PT-none-ReachabilityFireability-00
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-01
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-02
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-03
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-04
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-05
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-06
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-07
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-08
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-09
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-10
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-11
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-12
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-13
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-14
FORMULA_NAME ARMCacheCoherence-PT-none-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1620391720254

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-07 12:48:41] [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]
[2021-05-07 12:48:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-07 12:48:42] [INFO ] Load time of PNML (sax parser for PT used): 857 ms
[2021-05-07 12:48:42] [INFO ] Transformed 87 places.
[2021-05-07 12:48:43] [INFO ] Transformed 33676 transitions.
[2021-05-07 12:48:43] [INFO ] Found NUPN structural information;
[2021-05-07 12:48:43] [INFO ] Parsed PT model containing 87 places and 33676 transitions in 1040 ms.
Ensure Unique test removed 32425 transitions
Reduce redundant transitions removed 32425 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 179 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 5 resets, run finished after 166 ms. (steps per millisecond=60 ) properties seen :[0, 0, 0, 0, 1, 0, 1, 1, 0, 0, 1, 0, 1, 0, 0, 0]
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 19 ms. (steps per millisecond=526 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 32 ms. (steps per millisecond=312 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 21 ms. (steps per millisecond=476 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 59 ms. (steps per millisecond=169 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties seen :[0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0]
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 28 ms. (steps per millisecond=357 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 15 ms. (steps per millisecond=666 ) properties seen :[0, 0, 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, 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, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 22 ms. (steps per millisecond=454 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
[2021-05-07 12:48:43] [INFO ] Flow matrix only has 500 transitions (discarded 751 similar events)
// Phase 1: matrix 500 rows 87 cols
[2021-05-07 12:48:43] [INFO ] Computed 12 place invariants in 12 ms
[2021-05-07 12:48:43] [INFO ] [Real]Absence check using 12 positive place invariants in 14 ms returned unsat
[2021-05-07 12:48:43] [INFO ] [Real]Absence check using 12 positive place invariants in 8 ms returned unsat
[2021-05-07 12:48:43] [INFO ] [Real]Absence check using 12 positive place invariants in 10 ms returned unsat
[2021-05-07 12:48:43] [INFO ] [Real]Absence check using 12 positive place invariants in 6 ms returned unsat
[2021-05-07 12:48:43] [INFO ] [Real]Absence check using 12 positive place invariants in 7 ms returned sat
[2021-05-07 12:48:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-07 12:48:44] [INFO ] [Real]Absence check using state equation in 134 ms returned sat
[2021-05-07 12:48:44] [INFO ] State equation strengthened by 192 read => feed constraints.
[2021-05-07 12:48:44] [INFO ] [Real]Added 192 Read/Feed constraints in 235 ms returned sat
[2021-05-07 12:48:44] [INFO ] Solution in real domain found non-integer solution.
[2021-05-07 12:48:44] [INFO ] [Nat]Absence check using 12 positive place invariants in 13 ms returned sat
[2021-05-07 12:48:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-07 12:48:44] [INFO ] [Nat]Absence check using state equation in 131 ms returned sat
[2021-05-07 12:48:44] [INFO ] [Nat]Added 192 Read/Feed constraints in 188 ms returned sat
[2021-05-07 12:48:45] [INFO ] Computed and/alt/rep : 1250/122617/499 causal constraints in 249 ms.
[2021-05-07 12:48:49] [INFO ] Added : 70 causal constraints over 14 iterations in 4621 ms. Result :unknown
[2021-05-07 12:48:49] [INFO ] [Real]Absence check using 12 positive place invariants in 6 ms returned unsat
[2021-05-07 12:48:49] [INFO ] [Real]Absence check using 12 positive place invariants in 7 ms returned unsat
[2021-05-07 12:48:49] [INFO ] [Real]Absence check using 12 positive place invariants in 6 ms returned unsat
[2021-05-07 12:48:49] [INFO ] [Real]Absence check using 12 positive place invariants in 6 ms returned unsat
[2021-05-07 12:48:49] [INFO ] [Real]Absence check using 12 positive place invariants in 6 ms returned unsat
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-15 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-14 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-13 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-11 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-09 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-03 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-02 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-01 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-00 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Incomplete Parikh walk after 339900 steps, including 1000 resets, run finished after 1842 ms. (steps per millisecond=184 ) properties seen :[0] could not realise parikh vector
Support contains 17 out of 87 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 87/87 places, 1251/1251 transitions.
Graph (trivial) has 28 edges and 87 vertex of which 2 / 87 are part of one of the 1 SCC in 19 ms
Free SCC test removed 1 places
Drop transitions removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 20 place count 86 transition count 1232
Symmetric choice reduction at 1 with 8 rule applications. Total rules 28 place count 86 transition count 1232
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 8 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 44 place count 78 transition count 1224
Performed 9 Post agglomeration using F-continuation condition with reduction of 84 identical transitions.
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 1 with 18 rules applied. Total rules applied 62 place count 69 transition count 1131
Drop transitions removed 1 transitions
Ensure Unique test removed 224 transitions
Reduce isomorphic transitions removed 225 transitions.
Iterating post reduction 1 with 225 rules applied. Total rules applied 287 place count 69 transition count 906
Free-agglomeration rule applied 9 times.
Iterating global reduction 2 with 9 rules applied. Total rules applied 296 place count 69 transition count 897
Reduce places removed 9 places and 0 transitions.
Drop transitions removed 1 transitions
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 64 transitions.
Iterating post reduction 2 with 73 rules applied. Total rules applied 369 place count 60 transition count 833
Drop transitions removed 242 transitions
Redundant transition composition rules discarded 242 transitions
Iterating global reduction 3 with 242 rules applied. Total rules applied 611 place count 60 transition count 591
Applied a total of 611 rules in 223 ms. Remains 60 /87 variables (removed 27) and now considering 591/1251 (removed 660) transitions.
Finished structural reductions, in 1 iterations. Remains : 60/87 places, 591/1251 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 3592 ms. (steps per millisecond=278 ) properties seen :[0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 1155 ms. (steps per millisecond=865 ) properties seen :[0]
Finished probabilistic random walk after 628787 steps, run visited all 1 properties in 991 ms. (steps per millisecond=634 )
Probabilistic random walk after 628787 steps, saw 47415 distinct states, run finished after 991 ms. (steps per millisecond=634 ) properties seen :[1]
FORMULA ARMCacheCoherence-PT-none-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_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="ARMCacheCoherence-PT-none"
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 ARMCacheCoherence-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 r011-tall-162038005800004"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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