fond
Model Checking Contest 2021
11th edition, Paris, France, June 23, 2021
Execution of r151-tall-162089151600391
Last Updated
Jun 28, 2021

About the Execution of 2020-gold for Philosophers-COL-000500

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
488.396 3600000.00 195196.00 1538.10 FTTTTTFFFFTTFFTT 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.r151-tall-162089151600391.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 Philosophers-COL-000500, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r151-tall-162089151600391
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 340K
-rw-r--r-- 1 mcc users 11K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 104K May 10 09:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K May 10 09:43 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Mar 28 16:26 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 28 16:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 28 16:26 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 28 16:26 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 27 07:18 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 21K Mar 27 07:18 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Mar 25 08:45 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 25 08:45 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 22 09:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 22 09:16 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 5 16:51 equiv_pt
-rw-r--r-- 1 mcc users 7 May 5 16:51 instance
-rw-r--r-- 1 mcc users 5 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 31K 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 Philosophers-COL-000500-ReachabilityCardinality-00
FORMULA_NAME Philosophers-COL-000500-ReachabilityCardinality-01
FORMULA_NAME Philosophers-COL-000500-ReachabilityCardinality-02
FORMULA_NAME Philosophers-COL-000500-ReachabilityCardinality-03
FORMULA_NAME Philosophers-COL-000500-ReachabilityCardinality-04
FORMULA_NAME Philosophers-COL-000500-ReachabilityCardinality-05
FORMULA_NAME Philosophers-COL-000500-ReachabilityCardinality-06
FORMULA_NAME Philosophers-COL-000500-ReachabilityCardinality-07
FORMULA_NAME Philosophers-COL-000500-ReachabilityCardinality-08
FORMULA_NAME Philosophers-COL-000500-ReachabilityCardinality-09
FORMULA_NAME Philosophers-COL-000500-ReachabilityCardinality-10
FORMULA_NAME Philosophers-COL-000500-ReachabilityCardinality-11
FORMULA_NAME Philosophers-COL-000500-ReachabilityCardinality-12
FORMULA_NAME Philosophers-COL-000500-ReachabilityCardinality-13
FORMULA_NAME Philosophers-COL-000500-ReachabilityCardinality-14
FORMULA_NAME Philosophers-COL-000500-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1621041681144

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-15 01:21:23] [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 01:21:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-15 01:21:23] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
[2021-05-15 01:21:24] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 538 ms
[2021-05-15 01:21:24] [INFO ] sort/places :
Philo->Think,Fork,Catch1,Catch2,Eat,

[2021-05-15 01:21:24] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 2500 PT places and 2500.0 transition bindings in 23 ms.
[2021-05-15 01:21:24] [INFO ] Computed order based on color domains.
[2021-05-15 01:21:24] [INFO ] Unfolded HLPN to a Petri net with 2500 places and 2500 transitions in 38 ms.
[2021-05-15 01:21:24] [INFO ] Unfolded HLPN properties in 5 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 109 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 4642 ms. (steps per millisecond=2 ) properties seen :[1, 1, 0, 1, 1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0]
FORMULA Philosophers-COL-000500-ReachabilityCardinality-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-COL-000500-ReachabilityCardinality-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-COL-000500-ReachabilityCardinality-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-COL-000500-ReachabilityCardinality-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-COL-000500-ReachabilityCardinality-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-COL-000500-ReachabilityCardinality-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 722 ms. (steps per millisecond=13 ) 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 1001 ms. (steps per millisecond=9 ) 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 1883 ms. (steps per millisecond=5 ) 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 907 ms. (steps per millisecond=11 ) 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 380 ms. (steps per millisecond=26 ) 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 908 ms. (steps per millisecond=11 ) 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 1194 ms. (steps per millisecond=8 ) properties seen :[0, 0, 0, 0, 0, 0, 1, 0, 0, 0]
FORMULA Philosophers-COL-000500-ReachabilityCardinality-11 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 778 ms. (steps per millisecond=12 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 966 ms. (steps per millisecond=10 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 1184 ms. (steps per millisecond=8 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 2500 rows 2500 cols
[2021-05-15 01:21:39] [INFO ] Computed 1000 place invariants in 65 ms
[2021-05-15 01:21:39] [INFO ] [Real]Absence check using 1000 positive place invariants in 29 ms returned unsat
[2021-05-15 01:21:41] [INFO ] [Real]Absence check using 1000 positive place invariants in 1447 ms returned sat
[2021-05-15 01:21:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 01:21:44] [INFO ] [Real]Absence check using state equation in 3314 ms returned (error "Solver has unexpectedly terminated")
[2021-05-15 01:21:47] [INFO ] [Real]Absence check using 1000 positive place invariants in 2150 ms returned sat
[2021-05-15 01:21:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 01:21:49] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 01:21:49] [INFO ] [Real]Absence check using state equation in 2647 ms returned (error "Failed to check-sat")
[2021-05-15 01:21:50] [INFO ] [Real]Absence check using 1000 positive place invariants in 28 ms returned unsat
[2021-05-15 01:21:51] [INFO ] [Real]Absence check using 1000 positive place invariants in 1042 ms returned sat
[2021-05-15 01:21:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 01:21:55] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 01:21:55] [INFO ] [Real]Absence check using state equation in 3755 ms returned (error "Failed to check-sat")
[2021-05-15 01:21:56] [INFO ] [Real]Absence check using 1000 positive place invariants in 1492 ms returned sat
[2021-05-15 01:21:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 01:22:00] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 01:22:00] [INFO ] [Real]Absence check using state equation in 3310 ms returned (error "Failed to check-sat")
[2021-05-15 01:22:01] [INFO ] [Real]Absence check using 1000 positive place invariants in 1424 ms returned sat
[2021-05-15 01:22:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 01:22:05] [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 (= s823 (- (+ 1 t2323 t2324) (+ t324 t823 t1323 t1824)))") while checking expression at index 6
[2021-05-15 01:22:07] [INFO ] [Real]Absence check using 1000 positive place invariants in 1781 ms returned sat
[2021-05-15 01:22:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 01:22:10] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 01:22:10] [INFO ] [Real]Absence check using state equation in 2979 ms returned (error "Failed to check-sat")
[2021-05-15 01:22:12] [INFO ] [Real]Absence check using 1000 positive place invariants in 2245 ms returned unsat
FORMULA Philosophers-COL-000500-ReachabilityCardinality-15 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Philosophers-COL-000500-ReachabilityCardinality-08 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Philosophers-COL-000500-ReachabilityCardinality-02 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 2500 out of 2500 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2500/2500 places, 2500/2500 transitions.
Applied a total of 0 rules in 63 ms. Remains 2500 /2500 variables (removed 0) and now considering 2500/2500 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 2500/2500 places, 2500/2500 transitions.
Interrupted random walk after 223593 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=7 ) properties seen :[1, 1, 1, 0, 0, 0]
FORMULA Philosophers-COL-000500-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-COL-000500-ReachabilityCardinality-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-COL-000500-ReachabilityCardinality-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 54844 steps, including 0 resets, run timeout after 5055 ms. (steps per millisecond=10 ) properties seen :[0, 0, 0]
Interrupted Best-First random walk after 64672 steps, including 0 resets, run timeout after 5023 ms. (steps per millisecond=12 ) properties seen :[0, 0, 0]
Interrupted Best-First random walk after 51192 steps, including 0 resets, run timeout after 5041 ms. (steps per millisecond=10 ) properties seen :[0, 0, 0]
// Phase 1: matrix 2500 rows 2500 cols
[2021-05-15 01:22:57] [INFO ] Computed 1000 place invariants in 12 ms
[2021-05-15 01:22:59] [INFO ] [Real]Absence check using 1000 positive place invariants in 1495 ms returned sat
[2021-05-15 01:22:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 01:23:12] [INFO ] [Real]Absence check using state equation in 13042 ms returned sat
[2021-05-15 01:23:12] [INFO ] Solution in real domain found non-integer solution.
[2021-05-15 01:23:15] [INFO ] [Nat]Absence check using 1000 positive place invariants in 2743 ms returned unsat
[2021-05-15 01:23:17] [INFO ] [Real]Absence check using 1000 positive place invariants in 1418 ms returned sat
[2021-05-15 01:23:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 01:23:29] [INFO ] [Real]Absence check using state equation in 12499 ms returned sat
[2021-05-15 01:23:29] [INFO ] Solution in real domain found non-integer solution.
[2021-05-15 01:23:31] [INFO ] [Nat]Absence check using 1000 positive place invariants in 1359 ms returned sat
[2021-05-15 01:23:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-15 01:23:43] [INFO ] [Nat]Absence check using state equation in 12116 ms returned sat
[2021-05-15 01:23:43] [INFO ] Computed and/alt/rep : 1500/2000/1500 causal constraints in 167 ms.
[2021-05-15 01:23:45] [INFO ] Added : 56 causal constraints over 12 iterations in 1736 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 67 ms.
[2021-05-15 01:23:47] [INFO ] [Real]Absence check using 1000 positive place invariants in 1787 ms returned sat
[2021-05-15 01:23:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 01:24:02] [INFO ] [Real]Absence check using state equation in 15129 ms returned sat
[2021-05-15 01:24:02] [INFO ] Solution in real domain found non-integer solution.
[2021-05-15 01:24:04] [INFO ] [Nat]Absence check using 1000 positive place invariants in 1409 ms returned sat
[2021-05-15 01:24:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-15 01:24:16] [INFO ] [Nat]Absence check using state equation in 12234 ms returned sat
[2021-05-15 01:24:16] [INFO ] Computed and/alt/rep : 1500/2000/1500 causal constraints in 118 ms.
[2021-05-15 01:24:17] [INFO ] Added : 0 causal constraints over 0 iterations in 252 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 28 ms.
FORMULA Philosophers-COL-000500-ReachabilityCardinality-10 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Incomplete Parikh walk after 50000 steps, including 99 resets, run finished after 4595 ms. (steps per millisecond=10 ) properties seen :[0, 1] could not realise parikh vector
FORMULA Philosophers-COL-000500-ReachabilityCardinality-14 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Finished Parikh walk after 499 steps, including 1 resets, run visited all 1 properties in 51 ms. (steps per millisecond=9 )
FORMULA Philosophers-COL-000500-ReachabilityCardinality-12 FALSE TECHNIQUES TOPOLOGICAL PARIKH_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="Philosophers-COL-000500"
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 Philosophers-COL-000500, 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 r151-tall-162089151600391"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-000500.tgz
mv Philosophers-COL-000500 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 ;