Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/local/x2003239/mcc2020-input.r174-csrt-158987853600710.qcow2', fmt=qcow2 size=4294967296 backing_file=/local/x2003239/mcc2020-input.qcow2 encryption=off cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is Peterson-PT-2, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r174-csrt-158987853600710
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 408K
-rw-r--r-- 1 mcc users 7.0K Apr 27 15:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 27 15:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.6K Apr 27 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 32K Apr 27 15:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Apr 27 15:14 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K Apr 27 15:14 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 11K Apr 27 15:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 42K Apr 28 14:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 7.2K Apr 27 15:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 33K Apr 28 14:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 27 15:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 36K Apr 27 15:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.2K Apr 27 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 33K Apr 27 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.7K Apr 27 15:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.9K Apr 27 15:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Apr 27 15:14 equiv_col
-rw-r--r-- 1 mcc users 2 Apr 27 15:14 instance
-rw-r--r-- 1 mcc users 6 Apr 27 15:14 iscolored
-rw-r--r-- 1 mcc users 98K Apr 27 15:14 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 Peterson-PT-2-ReachabilityCardinality-00
FORMULA_NAME Peterson-PT-2-ReachabilityCardinality-01
FORMULA_NAME Peterson-PT-2-ReachabilityCardinality-02
FORMULA_NAME Peterson-PT-2-ReachabilityCardinality-03
FORMULA_NAME Peterson-PT-2-ReachabilityCardinality-04
FORMULA_NAME Peterson-PT-2-ReachabilityCardinality-05
FORMULA_NAME Peterson-PT-2-ReachabilityCardinality-06
FORMULA_NAME Peterson-PT-2-ReachabilityCardinality-07
FORMULA_NAME Peterson-PT-2-ReachabilityCardinality-08
FORMULA_NAME Peterson-PT-2-ReachabilityCardinality-09
FORMULA_NAME Peterson-PT-2-ReachabilityCardinality-10
FORMULA_NAME Peterson-PT-2-ReachabilityCardinality-11
FORMULA_NAME Peterson-PT-2-ReachabilityCardinality-12
FORMULA_NAME Peterson-PT-2-ReachabilityCardinality-13
FORMULA_NAME Peterson-PT-2-ReachabilityCardinality-14
FORMULA_NAME Peterson-PT-2-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1591163755994

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 05:55:59] [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]
[2020-06-03 05:55:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 05:55:59] [INFO ] Load time of PNML (sax parser for PT used): 53 ms
[2020-06-03 05:55:59] [INFO ] Transformed 102 places.
[2020-06-03 05:55:59] [INFO ] Transformed 126 transitions.
[2020-06-03 05:55:59] [INFO ] Parsed PT model containing 102 places and 126 transitions in 96 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 25 ms.
Working with output stream class java.io.PrintStream
FORMULA Peterson-PT-2-ReachabilityCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Peterson-PT-2-ReachabilityCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Peterson-PT-2-ReachabilityCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 0 resets, run finished after 98 ms. (steps per millisecond=102 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 68 ms. (steps per millisecond=147 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 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, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 13 ms. (steps per millisecond=769 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 28 ms. (steps per millisecond=357 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 47 ms. (steps per millisecond=212 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 18 ms. (steps per millisecond=555 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 14 ms. (steps per millisecond=714 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0]
FORMULA Peterson-PT-2-ReachabilityCardinality-10 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 13 ms. (steps per millisecond=769 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 12 ms. (steps per millisecond=833 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 15 ms. (steps per millisecond=666 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 35 ms. (steps per millisecond=285 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
[2020-06-03 05:56:00] [INFO ] Flow matrix only has 120 transitions (discarded 6 similar events)
// Phase 1: matrix 120 rows 102 cols
[2020-06-03 05:56:00] [INFO ] Computed 11 place invariants in 8 ms
[2020-06-03 05:56:00] [INFO ] [Real]Absence check using 8 positive place invariants in 22 ms returned sat
[2020-06-03 05:56:00] [INFO ] [Real]Absence check using 8 positive and 3 generalized place invariants in 1 ms returned sat
[2020-06-03 05:56:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 05:56:00] [INFO ] [Real]Absence check using state equation in 141 ms returned sat
[2020-06-03 05:56:00] [INFO ] State equation strengthened by 26 read => feed constraints.
[2020-06-03 05:56:00] [INFO ] [Real]Added 26 Read/Feed constraints in 20 ms returned sat
[2020-06-03 05:56:00] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 05:56:00] [INFO ] [Nat]Absence check using 8 positive place invariants in 12 ms returned sat
[2020-06-03 05:56:00] [INFO ] [Nat]Absence check using 8 positive and 3 generalized place invariants in 1 ms returned sat
[2020-06-03 05:56:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 05:56:00] [INFO ] [Nat]Absence check using state equation in 65 ms returned sat
[2020-06-03 05:56:00] [INFO ] [Nat]Added 26 Read/Feed constraints in 14 ms returned sat
[2020-06-03 05:56:00] [INFO ] Deduced a trap composed of 8 places in 83 ms
[2020-06-03 05:56:01] [INFO ] Deduced a trap composed of 12 places in 281 ms
[2020-06-03 05:56:01] [INFO ] Deduced a trap composed of 12 places in 177 ms
[2020-06-03 05:56:01] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 3 trap constraints in 620 ms
[2020-06-03 05:56:01] [INFO ] [Real]Absence check using 8 positive place invariants in 29 ms returned unsat
[2020-06-03 05:56:01] [INFO ] [Real]Absence check using 8 positive place invariants in 31 ms returned sat
[2020-06-03 05:56:01] [INFO ] [Real]Absence check using 8 positive and 3 generalized place invariants in 1 ms returned sat
[2020-06-03 05:56:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 05:56:01] [INFO ] [Real]Absence check using state equation in 336 ms returned sat
[2020-06-03 05:56:01] [INFO ] [Real]Added 26 Read/Feed constraints in 24 ms returned sat
[2020-06-03 05:56:01] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 05:56:01] [INFO ] [Nat]Absence check using 8 positive place invariants in 28 ms returned sat
[2020-06-03 05:56:01] [INFO ] [Nat]Absence check using 8 positive and 3 generalized place invariants in 7 ms returned sat
[2020-06-03 05:56:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 05:56:02] [INFO ] [Nat]Absence check using state equation in 244 ms returned sat
[2020-06-03 05:56:02] [INFO ] [Nat]Added 26 Read/Feed constraints in 25 ms returned sat
[2020-06-03 05:56:02] [INFO ] Deduced a trap composed of 8 places in 455 ms
[2020-06-03 05:56:03] [INFO ] Deduced a trap composed of 13 places in 508 ms
[2020-06-03 05:56:03] [INFO ] Deduced a trap composed of 8 places in 140 ms
[2020-06-03 05:56:03] [INFO ] Deduced a trap composed of 50 places in 63 ms
[2020-06-03 05:56:03] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 1256 ms
[2020-06-03 05:56:03] [INFO ] Computed and/alt/rep : 123/264/117 causal constraints in 9 ms.
[2020-06-03 05:56:03] [INFO ] Added : 117 causal constraints over 24 iterations in 397 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 11 ms.
[2020-06-03 05:56:03] [INFO ] [Real]Absence check using 8 positive place invariants in 8 ms returned unsat
[2020-06-03 05:56:04] [INFO ] [Real]Absence check using 8 positive place invariants in 33 ms returned unsat
[2020-06-03 05:56:04] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned unsat
[2020-06-03 05:56:04] [INFO ] [Real]Absence check using 8 positive place invariants in 64 ms returned sat
[2020-06-03 05:56:04] [INFO ] [Real]Absence check using 8 positive and 3 generalized place invariants in 33 ms returned sat
[2020-06-03 05:56:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 05:56:05] [INFO ] [Real]Absence check using state equation in 865 ms returned sat
[2020-06-03 05:56:05] [INFO ] [Real]Added 26 Read/Feed constraints in 9 ms returned sat
[2020-06-03 05:56:05] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 05:56:05] [INFO ] [Nat]Absence check using 8 positive place invariants in 11 ms returned sat
[2020-06-03 05:56:05] [INFO ] [Nat]Absence check using 8 positive and 3 generalized place invariants in 1 ms returned sat
[2020-06-03 05:56:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 05:56:05] [INFO ] [Nat]Absence check using state equation in 132 ms returned sat
[2020-06-03 05:56:05] [INFO ] [Nat]Added 26 Read/Feed constraints in 6 ms returned sat
[2020-06-03 05:56:05] [INFO ] Computed and/alt/rep : 123/264/117 causal constraints in 17 ms.
[2020-06-03 05:56:05] [INFO ] Added : 117 causal constraints over 24 iterations in 577 ms. Result :sat
[2020-06-03 05:56:06] [INFO ] Deduced a trap composed of 11 places in 438 ms
[2020-06-03 05:56:06] [INFO ] Deduced a trap composed of 29 places in 512 ms
[2020-06-03 05:56:06] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1027 ms
Attempting to minimize the solution found.
Minimization took 50 ms.
[2020-06-03 05:56:07] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned unsat
[2020-06-03 05:56:07] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned unsat
[2020-06-03 05:56:07] [INFO ] [Real]Absence check using 8 positive place invariants in 50 ms returned unsat
[2020-06-03 05:56:07] [INFO ] [Real]Absence check using 8 positive place invariants in 59 ms returned unsat
[2020-06-03 05:56:07] [INFO ] [Real]Absence check using 8 positive place invariants in 9 ms returned sat
[2020-06-03 05:56:07] [INFO ] [Real]Absence check using 8 positive and 3 generalized place invariants in 3 ms returned sat
[2020-06-03 05:56:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 05:56:07] [INFO ] [Real]Absence check using state equation in 173 ms returned sat
[2020-06-03 05:56:07] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 05:56:07] [INFO ] [Nat]Absence check using 8 positive place invariants in 15 ms returned unsat
FORMULA Peterson-PT-2-ReachabilityCardinality-15 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Peterson-PT-2-ReachabilityCardinality-14 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Peterson-PT-2-ReachabilityCardinality-13 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Peterson-PT-2-ReachabilityCardinality-12 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Peterson-PT-2-ReachabilityCardinality-11 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Peterson-PT-2-ReachabilityCardinality-08 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Peterson-PT-2-ReachabilityCardinality-07 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Peterson-PT-2-ReachabilityCardinality-06 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Peterson-PT-2-ReachabilityCardinality-03 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Peterson-PT-2-ReachabilityCardinality-00 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Incomplete Parikh walk after 20000 steps, including 512 resets, run finished after 52 ms. (steps per millisecond=384 ) properties seen :[0, 1] could not realise parikh vector
FORMULA Peterson-PT-2-ReachabilityCardinality-09 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Incomplete Parikh walk after 20700 steps, including 373 resets, run finished after 38 ms. (steps per millisecond=544 ) properties seen :[0] could not realise parikh vector
Support contains 18 out of 102 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 102/102 places, 126/126 transitions.
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 102 transition count 102
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 48 place count 78 transition count 102
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 12 Pre rules applied. Total rules applied 48 place count 78 transition count 90
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 72 place count 66 transition count 90
Applied a total of 72 rules in 52 ms. Remains 66 /102 variables (removed 36) and now considering 90/126 (removed 36) transitions.
Finished structural reductions, in 1 iterations. Remains : 66/102 places, 90/126 transitions.
Finished random walk after 1801 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=600 )
FORMULA Peterson-PT-2-ReachabilityCardinality-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_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="Peterson-PT-2"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="itslola"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# 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 itslola"
echo " Input is Peterson-PT-2, 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 r174-csrt-158987853600710"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Peterson-PT-2.tgz
mv Peterson-PT-2 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 ;