fond
Model Checking Contest 2021
11th edition, Paris, France, June 23, 2021
Execution of r151-tall-162089151600400
Last Updated
Jun 28, 2021

About the Execution of 2020-gold for Philosophers-COL-002000

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
11843.415 3600000.00 3631251.00 12332.60 FTFTFTT?TFTFTFFF 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-162089151600400.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-002000, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r151-tall-162089151600400
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 376K
-rw-r--r-- 1 mcc users 7.8K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K May 10 09:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K 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 3.2K Mar 28 16:26 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K 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 18K Mar 28 16:26 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Mar 27 07:35 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Mar 27 07:34 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 25 09:12 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 25 09:11 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 96K 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-002000-ReachabilityFireability-00
FORMULA_NAME Philosophers-COL-002000-ReachabilityFireability-01
FORMULA_NAME Philosophers-COL-002000-ReachabilityFireability-02
FORMULA_NAME Philosophers-COL-002000-ReachabilityFireability-03
FORMULA_NAME Philosophers-COL-002000-ReachabilityFireability-04
FORMULA_NAME Philosophers-COL-002000-ReachabilityFireability-05
FORMULA_NAME Philosophers-COL-002000-ReachabilityFireability-06
FORMULA_NAME Philosophers-COL-002000-ReachabilityFireability-07
FORMULA_NAME Philosophers-COL-002000-ReachabilityFireability-08
FORMULA_NAME Philosophers-COL-002000-ReachabilityFireability-09
FORMULA_NAME Philosophers-COL-002000-ReachabilityFireability-10
FORMULA_NAME Philosophers-COL-002000-ReachabilityFireability-11
FORMULA_NAME Philosophers-COL-002000-ReachabilityFireability-12
FORMULA_NAME Philosophers-COL-002000-ReachabilityFireability-13
FORMULA_NAME Philosophers-COL-002000-ReachabilityFireability-14
FORMULA_NAME Philosophers-COL-002000-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1621043959968

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-15 01:59:21] [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]
[2021-05-15 01:59:21] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-15 01:59:21] [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 01:59:22] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 584 ms
[2021-05-15 01:59:22] [INFO ] sort/places :
Philo->Think,Fork,Catch1,Catch2,Eat,

[2021-05-15 01:59:22] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 10000 PT places and 10000.0 transition bindings in 39 ms.
[2021-05-15 01:59:22] [INFO ] Computed order based on color domains.
[2021-05-15 01:59:22] [INFO ] Unfolded HLPN to a Petri net with 10000 places and 10000 transitions in 78 ms.
[2021-05-15 01:59:22] [INFO ] Unfolded HLPN properties in 15 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 1532 ms.
Working with output stream class java.io.PrintStream
FORMULA Philosophers-COL-002000-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-002000-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-002000-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-002000-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 0 resets, run finished after 2317 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 1, 1, 0, 1, 1, 1, 0, 0, 0]
FORMULA Philosophers-COL-002000-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-COL-002000-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-COL-002000-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-COL-002000-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-COL-002000-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 4001 steps, including 0 resets, run timeout after 6441 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 9001 steps, including 0 resets, run timeout after 5060 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 6002 steps, including 0 resets, run timeout after 5496 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 5002 steps, including 0 resets, run timeout after 6177 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 4693 ms. (steps per millisecond=2 ) properties seen :[0, 0, 1, 0, 1, 0, 0]
FORMULA Philosophers-COL-002000-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Philosophers-COL-002000-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Interrupted Best-First random walk after 9001 steps, including 0 resets, run timeout after 5556 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0]
// Phase 1: matrix 10000 rows 10000 cols
[2021-05-15 02:00:00] [INFO ] Computed 4000 place invariants in 155 ms
[2021-05-15 02:00:05] [INFO ] [Real]Absence check using 4000 positive place invariants in 3856 ms returned (error "Solver has unexpectedly terminated")
[2021-05-15 02:00:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 02:00:05] [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 0
[2021-05-15 02:00:10] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 02:00:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 4047 ms returned (error "Failed to check-sat")
[2021-05-15 02:00:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 02:00:10] [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
[2021-05-15 02:00:15] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 02:00:15] [INFO ] [Real]Absence check using 4000 positive place invariants in 4152 ms returned (error "Failed to check-sat")
[2021-05-15 02:00:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 02:00:15] [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
[2021-05-15 02:00:20] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 02:00:20] [INFO ] [Real]Absence check using 4000 positive place invariants in 4166 ms returned (error "Failed to check-sat")
[2021-05-15 02:00:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 02:00:20] [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 3
[2021-05-15 02:00:25] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 02:00:25] [INFO ] [Real]Absence check using 4000 positive place invariants in 4160 ms returned (error "Failed to check-sat")
[2021-05-15 02:00:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 02:00:25] [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 10000 out of 10000 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 172 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 10000/10000 places, 10000/10000 transitions.
Interrupted random walk after 367986 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=12 ) properties seen :[1, 1, 0, 1, 1]
FORMULA Philosophers-COL-002000-ReachabilityFireability-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-COL-002000-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-COL-002000-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-COL-002000-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 5002 steps, including 0 resets, run timeout after 6085 ms. (steps per millisecond=0 ) properties seen :[0]
// Phase 1: matrix 10000 rows 10000 cols
[2021-05-15 02:01:01] [INFO ] Computed 4000 place invariants in 98 ms
[2021-05-15 02:01:46] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 02:01:46] [INFO ] [Real]Absence check using 4000 positive place invariants in 44165 ms returned (error "Failed to check-sat")
[2021-05-15 02:01:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 02:01:46] [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
Support contains 10000 out of 10000 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 83 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 10000/10000 places, 10000/10000 transitions.
Interrupted random walk after 480747 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=16 ) properties seen :[0]
Interrupted Best-First random walk after 5002 steps, including 0 resets, run timeout after 6089 ms. (steps per millisecond=0 ) properties seen :[0]
Probabilistic random walk after 334548 steps, saw 84 distinct states, run finished after 30021 ms. (steps per millisecond=11 ) properties seen :[0]
// Phase 1: matrix 10000 rows 10000 cols
[2021-05-15 02:02:53] [INFO ] Computed 4000 place invariants in 96 ms
[2021-05-15 02:03:38] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 02:03:38] [INFO ] [Real]Absence check using 4000 positive place invariants in 44185 ms returned unknown
Support contains 10000 out of 10000 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 73 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 10000/10000 places, 10000/10000 transitions.
Starting structural reductions, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 66 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
// Phase 1: matrix 10000 rows 10000 cols
[2021-05-15 02:03:38] [INFO ] Computed 4000 place invariants in 95 ms
[2021-05-15 02:03:39] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 02:03:39] [INFO ] Implicit Places using invariants in 1063 ms returned []
Implicit Place search using SMT only with invariants took 1064 ms to find 0 implicit places.
// Phase 1: matrix 10000 rows 10000 cols
[2021-05-15 02:03:39] [INFO ] Computed 4000 place invariants in 217 ms
[2021-05-15 02:03:40] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 02:04:10] [INFO ] Performed 2430/10000 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2021-05-15 02:04:39] [INFO ] Dead Transitions with SMT raised an exceptionSMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (and (>= s2939 1) (>= s4939 1))") after 60250 ms
Finished structural reductions, in 1 iterations. Remains : 10000/10000 places, 10000/10000 transitions.
Incomplete random walk after 100000 steps, including 0 resets, run finished after 7950 ms. (steps per millisecond=12 ) properties seen :[0]
// Phase 1: matrix 10000 rows 10000 cols
[2021-05-15 02:04:47] [INFO ] Computed 4000 place invariants in 90 ms
[2021-05-15 02:05:07] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 02:05:07] [INFO ] [Real]Absence check using 4000 positive place invariants in 19186 ms returned unknown
Applied a total of 0 rules in 53 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
// Phase 1: matrix 10000 rows 10000 cols
[2021-05-15 02:05:07] [INFO ] Computed 4000 place invariants in 92 ms
[2021-05-15 02:05:52] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 02:05:52] [INFO ] [Real]Absence check using 4000 positive place invariants in 44193 ms returned (error "Failed to check-sat")
[2021-05-15 02:05:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 02:05:52] [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
[2021-05-15 02:05:53] [INFO ] Export to MCC properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 40 ms.
[2021-05-15 02:05:53] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 67 ms.
[2021-05-15 02:05:53] [INFO ] Flatten gal took : 613 ms
info: Time: 3600 - MCC
vrfy: Checking ReachabilityFireability @ Philosophers-COL-002000 @ 3570 seconds
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16427332 kB
MemFree: 6321384 kB
After kill :
MemTotal: 16427332 kB
MemFree: 16124520 kB

--------------------
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-002000"
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 Philosophers-COL-002000, 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 r151-tall-162089151600400"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-002000.tgz
mv Philosophers-COL-002000 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 ;