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 ;