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-162089151600412.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-050000, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r151-tall-162089151600412
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.6M
-rw-r--r-- 1 mcc users 8.1K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K May 10 09:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K 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 21K 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 3.7K Mar 27 09:18 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K Mar 27 09:18 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 25 11:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 14K Mar 25 11:33 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 2.3M 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-050000-ReachabilityFireability-00
FORMULA_NAME Philosophers-COL-050000-ReachabilityFireability-01
FORMULA_NAME Philosophers-COL-050000-ReachabilityFireability-02
FORMULA_NAME Philosophers-COL-050000-ReachabilityFireability-03
FORMULA_NAME Philosophers-COL-050000-ReachabilityFireability-04
FORMULA_NAME Philosophers-COL-050000-ReachabilityFireability-05
FORMULA_NAME Philosophers-COL-050000-ReachabilityFireability-06
FORMULA_NAME Philosophers-COL-050000-ReachabilityFireability-07
FORMULA_NAME Philosophers-COL-050000-ReachabilityFireability-08
FORMULA_NAME Philosophers-COL-050000-ReachabilityFireability-09
FORMULA_NAME Philosophers-COL-050000-ReachabilityFireability-10
FORMULA_NAME Philosophers-COL-050000-ReachabilityFireability-11
FORMULA_NAME Philosophers-COL-050000-ReachabilityFireability-12
FORMULA_NAME Philosophers-COL-050000-ReachabilityFireability-13
FORMULA_NAME Philosophers-COL-050000-ReachabilityFireability-14
FORMULA_NAME Philosophers-COL-050000-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1621048395393

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-15 03:13:17] [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 03:13:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-15 03:13:17] [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 03:13:19] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1506 ms
[2021-05-15 03:13:19] [INFO ] sort/places :
Philo->Think,Fork,Catch1,Catch2,Eat,

[2021-05-15 03:13:19] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 250000 PT places and 250000.0 transition bindings in 149 ms.
[2021-05-15 03:13:19] [INFO ] Computed order based on color domains.
[2021-05-15 03:13:20] [INFO ] Unfolded HLPN to a Petri net with 250000 places and 250000 transitions in 840 ms.
[2021-05-15 03:13:20] [INFO ] Unfolded HLPN properties in 124 ms.
[2021-05-15 03:13:22] [INFO ] Initial state test concluded for 8 properties.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 313347 ms.
Working with output stream class java.io.PrintStream
FORMULA Philosophers-COL-050000-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-050000-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-050000-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-050000-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-050000-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-050000-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-050000-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-050000-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-050000-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Interrupted random walk after 1155 steps, including 0 resets, run timeout after 30017 ms. (steps per millisecond=0 ) properties seen :[0, 0, 1, 0, 0, 0, 1]
FORMULA Philosophers-COL-050000-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-COL-050000-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 34416 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 43675 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 69475 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 20877 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 60664 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
// Phase 1: matrix 250000 rows 250000 cols
[2021-05-15 03:26:07] [INFO ] Computed 100000 place invariants in 194900 ms
[2021-05-15 03:26:13] [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 (>= s47141 0)") while checking expression at index 0
[2021-05-15 03:26:18] [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 1
[2021-05-15 03:26:23] [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 2
[2021-05-15 03:26:28] [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 (>= s54101 0)") while checking expression at index 3
[2021-05-15 03:26:33] [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 (>= s56823 0)") while checking expression at index 4
Support contains 250000 out of 250000 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 250000/250000 places, 250000/250000 transitions.
Applied a total of 0 rules in 2109 ms. Remains 250000 /250000 variables (removed 0) and now considering 250000/250000 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 250000/250000 places, 250000/250000 transitions.
Interrupted random walk after 1320 steps, including 0 resets, run timeout after 30008 ms. (steps per millisecond=0 ) properties seen :[0, 0, 1, 0, 0]
FORMULA Philosophers-COL-050000-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 35149 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0]
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 41873 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0]
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 20360 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0]
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 58278 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0]
// Phase 1: matrix 250000 rows 250000 cols
[2021-05-15 03:36:20] [INFO ] Computed 100000 place invariants in 137558 ms
[2021-05-15 03:36:49] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 03:36:53] [INFO ] [Real]Absence check using 100000 positive place invariants in 9421 ms returned unknown
[2021-05-15 03:37:20] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 03:37:24] [INFO ] [Real]Absence check using 100000 positive place invariants in 9302 ms returned unknown
[2021-05-15 03:38:09] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 03:38:09] [INFO ] [Real]Absence check using 100000 positive place invariants in 23247 ms returned unknown
[2021-05-15 03:38:36] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 03:38:39] [INFO ] [Real]Absence check using 100000 positive place invariants in 9207 ms returned unknown
Support contains 250000 out of 250000 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 250000/250000 places, 250000/250000 transitions.
Applied a total of 0 rules in 1259 ms. Remains 250000 /250000 variables (removed 0) and now considering 250000/250000 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 250000/250000 places, 250000/250000 transitions.
Interrupted random walk after 1282 steps, including 0 resets, run timeout after 30021 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0]
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 35836 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0]
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 44361 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0]
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 20467 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0]
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 59810 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0]
Probabilistic random walk after 6000 steps, saw 1 distinct states, run finished after 32718 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0]
// Phase 1: matrix 250000 rows 250000 cols
[2021-05-15 03:48:19] [INFO ] Computed 100000 place invariants in 154270 ms
[2021-05-15 03:48:49] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 03:48:52] [INFO ] [Real]Absence check using 100000 positive place invariants in 9360 ms returned unknown
[2021-05-15 03:49:21] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 03:49:24] [INFO ] [Real]Absence check using 100000 positive place invariants in 9313 ms returned unknown
[2021-05-15 03:50:09] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 03:50:09] [INFO ] [Real]Absence check using 100000 positive place invariants in 22264 ms returned (error "Failed to check-sat")
[2021-05-15 03:50:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 03:50:09] [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 03:50:37] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 03:50:40] [INFO ] [Real]Absence check using 100000 positive place invariants in 9399 ms returned unknown
Support contains 250000 out of 250000 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 250000/250000 places, 250000/250000 transitions.
Applied a total of 0 rules in 1693 ms. Remains 250000 /250000 variables (removed 0) and now considering 250000/250000 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 250000/250000 places, 250000/250000 transitions.
Starting structural reductions, iteration 0 : 250000/250000 places, 250000/250000 transitions.
Applied a total of 0 rules in 1667 ms. Remains 250000 /250000 variables (removed 0) and now considering 250000/250000 (removed 0) transitions.
// Phase 1: matrix 250000 rows 250000 cols
[2021-05-15 03:53:31] [INFO ] Computed 100000 place invariants in 167372 ms
[2021-05-15 03:53:52] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 03:53:52] [INFO ] Implicit Places using invariants in 188838 ms returned []
Implicit Place search using SMT only with invariants took 188839 ms to find 0 implicit places.
// Phase 1: matrix 250000 rows 250000 cols
[2021-05-15 03:56:24] [INFO ] Computed 100000 place invariants in 151228 ms
[2021-05-15 03:56:45] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 03:57:24] [INFO ] Performed 0/250000 'is it Dead' test of which 0 returned DEAD in 38 seconds.
[2021-05-15 03:57:24] [INFO ] Dead Transitions with SMT raised an exceptionSMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream closed (and (>= s1 1) (>= s50000 1))") after 211440 ms
Finished structural reductions, in 1 iterations. Remains : 250000/250000 places, 250000/250000 transitions.
Interrupted random walk after 1313 steps, including 0 resets, run timeout after 30019 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0]
// Phase 1: matrix 250000 rows 250000 cols
[2021-05-15 04:04:25] [INFO ] Computed 100000 place invariants in 186154 ms
[2021-05-15 04:04:45] [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 (>= s237821 0)") while checking expression at index 0
[2021-05-15 04:05:05] [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: Broken pipe") while checking expression at index 1
[2021-05-15 04:05:25] [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: Broken pipe") while checking expression at index 2
[2021-05-15 04:05:45] [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 (>= s240073 0)") while checking expression at index 3
Applied a total of 0 rules in 1142 ms. Remains 250000 /250000 variables (removed 0) and now considering 250000/250000 (removed 0) transitions.
// Phase 1: matrix 250000 rows 250000 cols
[2021-05-15 04:12:22] [INFO ] Computed 100000 place invariants in 130309 ms
[2021-05-15 04:12:49] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 04:12:52] [INFO ] [Real]Absence check using 100000 positive place invariants in 9273 ms returned unknown
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16427332 kB
MemFree: 8449024 kB
After kill :
MemTotal: 16427332 kB
MemFree: 8640428 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-050000"
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-050000, 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-162089151600412"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-050000.tgz
mv Philosophers-COL-050000 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 ;