fond
Model Checking Contest 2021
11th edition, Paris, France, June 23, 2021
Execution of r075-tall-162039097600376
Last Updated
Jun 28, 2021

About the Execution of 2020-gold for DatabaseWithMutex-PT-40

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
1500.451 3600000.00 110394.00 371.30 TTTTFTTTFTFFTTTT 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.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 ;