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.r227-tall-162098230800076.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 SharedMemory-PT-000100, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r227-tall-162098230800076
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 151M
-rw-r--r-- 1 mcc users 11M May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 40M May 10 09:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 11M May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 41M May 10 09:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 1.3M Mar 28 16:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 3.5M Mar 28 16:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.6M Mar 28 16:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 11M Mar 28 16:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.3M Mar 27 11:28 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 3.1M Mar 27 11:28 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.4M Mar 25 15:13 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 6.8M Mar 25 15:13 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 611K Mar 22 08:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 1.2M Mar 22 08:15 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 5 16:52 equiv_col
-rw-r--r-- 1 mcc users 7 May 5 16:52 instance
-rw-r--r-- 1 mcc users 6 May 5 16:52 iscolored
-rw-r--r-- 1 mcc users 16M May 5 16:52 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 SharedMemory-PT-000100-ReachabilityFireability-00
FORMULA_NAME SharedMemory-PT-000100-ReachabilityFireability-01
FORMULA_NAME SharedMemory-PT-000100-ReachabilityFireability-02
FORMULA_NAME SharedMemory-PT-000100-ReachabilityFireability-03
FORMULA_NAME SharedMemory-PT-000100-ReachabilityFireability-04
FORMULA_NAME SharedMemory-PT-000100-ReachabilityFireability-05
FORMULA_NAME SharedMemory-PT-000100-ReachabilityFireability-06
FORMULA_NAME SharedMemory-PT-000100-ReachabilityFireability-07
FORMULA_NAME SharedMemory-PT-000100-ReachabilityFireability-08
FORMULA_NAME SharedMemory-PT-000100-ReachabilityFireability-09
FORMULA_NAME SharedMemory-PT-000100-ReachabilityFireability-10
FORMULA_NAME SharedMemory-PT-000100-ReachabilityFireability-11
FORMULA_NAME SharedMemory-PT-000100-ReachabilityFireability-12
FORMULA_NAME SharedMemory-PT-000100-ReachabilityFireability-13
FORMULA_NAME SharedMemory-PT-000100-ReachabilityFireability-14
FORMULA_NAME SharedMemory-PT-000100-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1621118252721

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-15 22:37:34] [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 22:37:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-15 22:37:34] [INFO ] Load time of PNML (sax parser for PT used): 606 ms
[2021-05-15 22:37:35] [INFO ] Transformed 10301 places.
[2021-05-15 22:37:35] [INFO ] Transformed 20100 transitions.
[2021-05-15 22:37:35] [INFO ] Found NUPN structural information;
[2021-05-15 22:37:35] [INFO ] Parsed PT model containing 10301 places and 20100 transitions in 743 ms.
[2021-05-15 22:37:35] [INFO ] Initial state test concluded for 1 properties.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 736 ms.
Working with output stream class java.io.PrintStream
FORMULA SharedMemory-PT-000100-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SharedMemory-PT-000100-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 0 resets, run finished after 9399 ms. (steps per millisecond=1 ) properties seen :[1, 1, 1, 1, 0, 1, 1, 0, 1, 0, 0, 0, 0, 0]
FORMULA SharedMemory-PT-000100-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000100-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000100-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000100-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000100-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000100-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000100-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 2859 steps, including 0 resets, run timeout after 5422 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 107 ms. (steps per millisecond=93 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 65 ms. (steps per millisecond=153 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 95 ms. (steps per millisecond=105 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 99 ms. (steps per millisecond=101 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 53 ms. (steps per millisecond=188 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 82 ms. (steps per millisecond=121 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 20100 rows 10301 cols
[2021-05-15 22:37:54] [INFO ] Computed 201 place invariants in 3002 ms
[2021-05-15 22:37:59] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 22:37:59] [INFO ] [Real]Absence check using 201 positive place invariants in 3256 ms returned (error "Failed to check-sat")
[2021-05-15 22:37:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 22:37:59] [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 22:38:01] [INFO ] [Real]Absence check using 201 positive place invariants in 1148 ms returned unsat
[2021-05-15 22:38:04] [INFO ] [Real]Absence check using 201 positive place invariants in 1183 ms returned unsat
[2021-05-15 22:38:07] [INFO ] [Real]Absence check using 201 positive place invariants in 1751 ms returned sat
[2021-05-15 22:38:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 22:38:09] [INFO ] [Real]Absence check using state equation in 2034 ms returned (error "Solver has unexpectedly terminated")
[2021-05-15 22:38:11] [INFO ] [Real]Absence check using 201 positive place invariants in 1166 ms returned unsat
[2021-05-15 22:38:13] [INFO ] [Real]Absence check using 201 positive place invariants in 1143 ms returned unsat
[2021-05-15 22:38:16] [INFO ] [Real]Absence check using 201 positive place invariants in 1142 ms returned unsat
FORMULA SharedMemory-PT-000100-ReachabilityFireability-15 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SharedMemory-PT-000100-ReachabilityFireability-14 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SharedMemory-PT-000100-ReachabilityFireability-13 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SharedMemory-PT-000100-ReachabilityFireability-11 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SharedMemory-PT-000100-ReachabilityFireability-09 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 10201 out of 10301 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 10301/10301 places, 20100/20100 transitions.
Applied a total of 0 rules in 666 ms. Remains 10301 /10301 variables (removed 0) and now considering 20100/20100 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 10301/10301 places, 20100/20100 transitions.
Interrupted random walk after 30738 steps, including 0 resets, run timeout after 30002 ms. (steps per millisecond=1 ) properties seen :[0, 1]
FORMULA SharedMemory-PT-000100-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 2738 steps, including 0 resets, run timeout after 5150 ms. (steps per millisecond=0 ) properties seen :[0]
// Phase 1: matrix 20100 rows 10301 cols
[2021-05-15 22:38:55] [INFO ] Computed 201 place invariants in 2885 ms
[2021-05-15 22:39:05] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 22:39:08] [INFO ] [Real]Absence check using 201 positive place invariants in 12402 ms returned unknown
Support contains 10201 out of 10301 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 10301/10301 places, 20100/20100 transitions.
Applied a total of 0 rules in 127 ms. Remains 10301 /10301 variables (removed 0) and now considering 20100/20100 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 10301/10301 places, 20100/20100 transitions.
Interrupted random walk after 30615 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=1 ) properties seen :[0]
Interrupted Best-First random walk after 2843 steps, including 0 resets, run timeout after 5335 ms. (steps per millisecond=0 ) properties seen :[0]
Probabilistic random walk after 36359 steps, saw 186 distinct states, run finished after 30714 ms. (steps per millisecond=1 ) properties seen :[0]
// Phase 1: matrix 20100 rows 10301 cols
[2021-05-15 22:40:17] [INFO ] Computed 201 place invariants in 2868 ms
[2021-05-15 22:40:28] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 22:40:31] [INFO ] [Real]Absence check using 201 positive place invariants in 12468 ms returned unknown
Support contains 10201 out of 10301 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 10301/10301 places, 20100/20100 transitions.
Applied a total of 0 rules in 113 ms. Remains 10301 /10301 variables (removed 0) and now considering 20100/20100 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 10301/10301 places, 20100/20100 transitions.
Starting structural reductions, iteration 0 : 10301/10301 places, 20100/20100 transitions.
Applied a total of 0 rules in 103 ms. Remains 10301 /10301 variables (removed 0) and now considering 20100/20100 (removed 0) transitions.
// Phase 1: matrix 20100 rows 10301 cols
[2021-05-15 22:40:34] [INFO ] Computed 201 place invariants in 2795 ms
[2021-05-15 22:40:36] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 22:40:37] [INFO ] Implicit Places using invariants in 5752 ms returned []
Implicit Place search using SMT only with invariants took 5752 ms to find 0 implicit places.
// Phase 1: matrix 20100 rows 10301 cols
[2021-05-15 22:40:40] [INFO ] Computed 201 place invariants in 2792 ms
[2021-05-15 22:40:41] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 22:41:11] [INFO ] Performed 2351/20100 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2021-05-15 22:41:40] [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 (>= s4231 1)") after 62806 ms
Finished structural reductions, in 1 iterations. Remains : 10301/10301 places, 20100/20100 transitions.
Interrupted random walk after 30528 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=1 ) properties seen :[0]
// Phase 1: matrix 20100 rows 10301 cols
[2021-05-15 22:42:13] [INFO ] Computed 201 place invariants in 2780 ms
[2021-05-15 22:42:24] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 22:42:27] [INFO ] [Real]Absence check using 201 positive place invariants in 12559 ms returned unknown
Applied a total of 0 rules in 2874 ms. Remains 10301 /10301 variables (removed 0) and now considering 20100/20100 (removed 0) transitions.
// Phase 1: matrix 20100 rows 10301 cols
[2021-05-15 22:42:33] [INFO ] Computed 201 place invariants in 2709 ms
[2021-05-15 22:42:43] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 22:42:46] [INFO ] [Real]Absence check using 201 positive place invariants in 12449 ms returned unknown
[2021-05-15 22:42:47] [INFO ] Export to MCC properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 101 ms.
[2021-05-15 22:42:47] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 99 ms.
[2021-05-15 22:42:54] [INFO ] Flatten gal took : 7031 ms
info: Time: 3600 - MCC
vrfy: Checking ReachabilityFireability @ SharedMemory-PT-000100 @ 3570 seconds
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16427332 kB
MemFree: 5056776 kB
After kill :
MemTotal: 16427332 kB
MemFree: 15925196 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="SharedMemory-PT-000100"
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 SharedMemory-PT-000100, 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 r227-tall-162098230800076"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SharedMemory-PT-000100.tgz
mv SharedMemory-PT-000100 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 ;