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.r322-tall-162132127800087.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 ServersAndClients-PT-200080, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r322-tall-162132127800087
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 32M
-rw-r--r-- 1 mcc users 19K May 15 08:57 CTLCardinality.txt
-rw-r--r-- 1 mcc users 139K May 15 08:57 CTLCardinality.xml
-rw-r--r-- 1 mcc users 16K May 15 08:57 CTLFireability.txt
-rw-r--r-- 1 mcc users 107K May 15 08:57 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 12 08:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K May 12 08:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 12 08:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 12 08:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 12 08:13 NewModel
-rw-r--r-- 1 mcc users 3.5K May 11 20:24 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K May 11 20:24 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 11 17:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 14K May 11 17:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K May 12 04:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K May 12 04:43 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 12 08:13 equiv_col
-rw-r--r-- 1 mcc users 7 May 12 08:13 instance
-rw-r--r-- 1 mcc users 6 May 12 08:13 iscolored
-rw-r--r-- 1 mcc users 31M May 12 08:13 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 gen-ReachabilityCardinality-00
FORMULA_NAME gen-ReachabilityCardinality-01
FORMULA_NAME gen-ReachabilityCardinality-02
FORMULA_NAME gen-ReachabilityCardinality-03
FORMULA_NAME gen-ReachabilityCardinality-04
FORMULA_NAME gen-ReachabilityCardinality-05
FORMULA_NAME gen-ReachabilityCardinality-06
FORMULA_NAME gen-ReachabilityCardinality-07
FORMULA_NAME gen-ReachabilityCardinality-08
FORMULA_NAME gen-ReachabilityCardinality-09
FORMULA_NAME gen-ReachabilityCardinality-10
FORMULA_NAME gen-ReachabilityCardinality-11
FORMULA_NAME gen-ReachabilityCardinality-12
FORMULA_NAME gen-ReachabilityCardinality-13
FORMULA_NAME gen-ReachabilityCardinality-14
FORMULA_NAME gen-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1621441938281

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-19 16:32:19] [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]
[2021-05-19 16:32:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-19 16:32:20] [INFO ] Load time of PNML (sax parser for PT used): 784 ms
[2021-05-19 16:32:20] [INFO ] Transformed 16881 places.
[2021-05-19 16:32:20] [INFO ] Transformed 32400 transitions.
[2021-05-19 16:32:20] [INFO ] Found NUPN structural information;
[2021-05-19 16:32:20] [INFO ] Parsed PT model containing 16881 places and 32400 transitions in 939 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 170 ms.
Working with output stream class java.io.PrintStream
FORMULA gen-ReachabilityCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA gen-ReachabilityCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 0 resets, run finished after 449 ms. (steps per millisecond=22 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 69 ms. (steps per millisecond=144 ) properties seen :[1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0]
FORMULA gen-ReachabilityCardinality-04 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA gen-ReachabilityCardinality-00 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 61 ms. (steps per millisecond=163 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 61 ms. (steps per millisecond=163 ) properties seen :[0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
FORMULA gen-ReachabilityCardinality-02 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 66 ms. (steps per millisecond=151 ) properties seen :[0, 0, 0, 0, 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, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 55 ms. (steps per millisecond=181 ) properties seen :[0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0]
FORMULA gen-ReachabilityCardinality-07 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 54 ms. (steps per millisecond=185 ) properties seen :[0, 0, 0, 1, 0, 0, 0, 0, 0, 0]
FORMULA gen-ReachabilityCardinality-08 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 63 ms. (steps per millisecond=158 ) 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 58 ms. (steps per millisecond=172 ) 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 55 ms. (steps per millisecond=181 ) 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 56 ms. (steps per millisecond=178 ) 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 64 ms. (steps per millisecond=156 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 1, 0]
FORMULA gen-ReachabilityCardinality-14 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 54 ms. (steps per millisecond=185 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 32400 rows 16881 cols
[2021-05-19 16:32:23] [INFO ] Computed 481 place invariants in 1633 ms
[2021-05-19 16:32:28] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 16:32:28] [INFO ] [Real]Absence check using 281 positive place invariants in 2901 ms returned (error "Failed to check-sat")
[2021-05-19 16:32:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 16:32:29] [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
[2021-05-19 16:32:34] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 16:32:34] [INFO ] [Real]Absence check using 281 positive place invariants in 2994 ms returned (error "Failed to check-sat")
[2021-05-19 16:32:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 16:32:34] [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
[2021-05-19 16:32:39] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 16:32:39] [INFO ] [Real]Absence check using 281 positive place invariants in 3009 ms returned (error "Failed to check-sat")
[2021-05-19 16:32:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 16:32:39] [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
[2021-05-19 16:32:44] [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 (= 1 (+ s328 s729 s730 s966 s1167 s1368 s1569 s1770 s1971 s2172 s2373 s2574 s2775 s2976 s3177 s3378 s3579 s3780 s3981 s4182 s4383 s4584 s4785 s4986 s5187 s5388 s5589 s5790 s5991 s6192 s6393 s6594 s6795 s6996 s7197 s7398 s7599 s7800 s8001 s8202 s8403 s8604 s8805 s9006 s9207 s9408 s9609 s9810 s10011 s10212 s10413 s10614 s10815 s11016 s11217 s11418 s11619 s11820 s12021 s12222 s12423 s12624 s12825 s13026 s13227 s13428 s13629 s13830 s14031 s14232 s14433 s14634 s14835 s15036 s15237 s15438 s15639 s15840 s16041 s16242 s16443 s16644 s16845))") while checking expression at index 3
[2021-05-19 16:32:49] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 16:32:49] [INFO ] [Real]Absence check using 281 positive place invariants in 3036 ms returned (error "Failed to check-sat")
[2021-05-19 16:32:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 16:32:49] [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
[2021-05-19 16:32:54] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 16:32:54] [INFO ] [Real]Absence check using 281 positive place invariants in 3048 ms returned (error "Failed to check-sat")
[2021-05-19 16:32:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 16:32:54] [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 5
[2021-05-19 16:32:59] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 16:32:59] [INFO ] [Real]Absence check using 281 positive place invariants in 3018 ms returned (error "Failed to check-sat")
[2021-05-19 16:32:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 16:32:59] [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 6
[2021-05-19 16:33:04] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 16:33:04] [INFO ] [Real]Absence check using 281 positive place invariants in 3038 ms returned (error "Failed to check-sat")
[2021-05-19 16:33:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 16:33:04] [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 7
Support contains 32 out of 16881 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 16881/16881 places, 32400/32400 transitions.
Performed 15969 Post agglomeration using F-continuation condition.Transition count delta: 15969
Iterating post reduction 0 with 15969 rules applied. Total rules applied 15969 place count 16881 transition count 16431
Reduce places removed 16019 places and 0 transitions.
Ensure Unique test removed 9800 transitions
Reduce isomorphic transitions removed 9800 transitions.
Iterating post reduction 1 with 25819 rules applied. Total rules applied 41788 place count 862 transition count 6631
Partial Free-agglomeration rule applied 200 times.
Drop transitions removed 200 transitions
Iterating global reduction 2 with 200 rules applied. Total rules applied 41988 place count 862 transition count 6631
Applied a total of 41988 rules in 6769 ms. Remains 862 /16881 variables (removed 16019) and now considering 6631/32400 (removed 25769) transitions.
Finished structural reductions, in 1 iterations. Remains : 862/16881 places, 6631/32400 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 16764 ms. (steps per millisecond=59 ) properties seen :[1, 1, 0, 1, 1, 0, 0, 1]
FORMULA gen-ReachabilityCardinality-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA gen-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA gen-ReachabilityCardinality-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA gen-ReachabilityCardinality-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA gen-ReachabilityCardinality-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 3170 ms. (steps per millisecond=315 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 3198 ms. (steps per millisecond=312 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 3354 ms. (steps per millisecond=298 ) properties seen :[0, 0, 0]
[2021-05-19 16:33:37] [INFO ] Flow matrix only has 862 transitions (discarded 5769 similar events)
// Phase 1: matrix 862 rows 862 cols
[2021-05-19 16:33:37] [INFO ] Computed 431 place invariants in 8 ms
[2021-05-19 16:33:37] [INFO ] [Real]Absence check using 231 positive place invariants in 118 ms returned unsat
[2021-05-19 16:33:37] [INFO ] [Real]Absence check using 231 positive place invariants in 127 ms returned sat
[2021-05-19 16:33:38] [INFO ] [Real]Absence check using 231 positive and 200 generalized place invariants in 129 ms returned sat
[2021-05-19 16:33:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 16:33:39] [INFO ] [Real]Absence check using state equation in 1842 ms returned sat
[2021-05-19 16:33:39] [INFO ] Solution in real domain found non-integer solution.
[2021-05-19 16:33:40] [INFO ] [Nat]Absence check using 231 positive place invariants in 115 ms returned unsat
[2021-05-19 16:33:40] [INFO ] [Real]Absence check using 231 positive place invariants in 130 ms returned sat
[2021-05-19 16:33:40] [INFO ] [Real]Absence check using 231 positive and 200 generalized place invariants in 131 ms returned sat
[2021-05-19 16:33:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 16:33:42] [INFO ] [Real]Absence check using state equation in 1813 ms returned sat
[2021-05-19 16:33:42] [INFO ] Solution in real domain found non-integer solution.
[2021-05-19 16:33:42] [INFO ] [Nat]Absence check using 231 positive place invariants in 116 ms returned unsat
FORMULA gen-ReachabilityCardinality-12 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA gen-ReachabilityCardinality-11 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA gen-ReachabilityCardinality-05 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
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="ServersAndClients-PT-200080"
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 ServersAndClients-PT-200080, 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 r322-tall-162132127800087"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ServersAndClients-PT-200080.tgz
mv ServersAndClients-PT-200080 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 ;