Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2020-input.r170-smll-158987815600270.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2020-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 itslola
Input is FlexibleBarrier-PT-04b, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r170-smll-158987815600270
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 240K
-rw-r--r-- 1 mcc users 3.4K Apr 4 18:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 19K Apr 4 18:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 4 06:12 CTLFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 4 06:12 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.3K Apr 8 14:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 28 14:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Apr 8 14:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 28 14:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Apr 3 20:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Apr 3 20:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Apr 3 13:15 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 3 13:15 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 4 01:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 4 01:37 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 69K Mar 24 05:37 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 FlexibleBarrier-PT-04b-ReachabilityCardinality-00
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityCardinality-01
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityCardinality-02
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityCardinality-03
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityCardinality-04
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityCardinality-05
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityCardinality-06
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityCardinality-07
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityCardinality-08
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityCardinality-09
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityCardinality-10
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityCardinality-11
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityCardinality-12
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityCardinality-13
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityCardinality-14
FORMULA_NAME FlexibleBarrier-PT-04b-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1591333546160

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-05 05:05:49] [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]
[2020-06-05 05:05:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-05 05:05:49] [INFO ] Load time of PNML (sax parser for PT used): 132 ms
[2020-06-05 05:05:49] [INFO ] Transformed 268 places.
[2020-06-05 05:05:49] [INFO ] Transformed 305 transitions.
[2020-06-05 05:05:49] [INFO ] Found NUPN structural information;
[2020-06-05 05:05:49] [INFO ] Parsed PT model containing 268 places and 305 transitions in 215 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 46 ms.
Working with output stream class java.io.PrintStream
FORMULA FlexibleBarrier-PT-04b-ReachabilityCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-04b-ReachabilityCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-04b-ReachabilityCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-04b-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-04b-ReachabilityCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-04b-ReachabilityCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 245 resets, run finished after 113 ms. (steps per millisecond=88 ) properties seen :[0, 1, 0, 0, 1, 1, 1, 0, 1, 1]
FORMULA FlexibleBarrier-PT-04b-ReachabilityCardinality-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-04b-ReachabilityCardinality-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-04b-ReachabilityCardinality-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-04b-ReachabilityCardinality-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-04b-ReachabilityCardinality-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-04b-ReachabilityCardinality-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 45 resets, run finished after 35 ms. (steps per millisecond=285 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 43 resets, run finished after 38 ms. (steps per millisecond=263 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 41 resets, run finished after 32 ms. (steps per millisecond=312 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 41 resets, run finished after 25 ms. (steps per millisecond=400 ) properties seen :[0, 0, 0, 0]
// Phase 1: matrix 305 rows 268 cols
[2020-06-05 05:05:49] [INFO ] Computed 6 place invariants in 22 ms
[2020-06-05 05:05:50] [INFO ] [Real]Absence check using 6 positive place invariants in 41 ms returned sat
[2020-06-05 05:05:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 05:05:50] [INFO ] [Real]Absence check using state equation in 393 ms returned sat
[2020-06-05 05:05:51] [INFO ] Deduced a trap composed of 77 places in 263 ms
[2020-06-05 05:05:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 340 ms
[2020-06-05 05:05:51] [INFO ] Solution in real domain found non-integer solution.
[2020-06-05 05:05:54] [INFO ] [Nat]Absence check using 6 positive place invariants in 3516 ms returned sat
[2020-06-05 05:05:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-05 05:05:55] [INFO ] [Nat]Absence check using state equation in 279 ms returned sat
[2020-06-05 05:05:55] [INFO ] Deduced a trap composed of 69 places in 214 ms
[2020-06-05 05:05:55] [INFO ] Deduced a trap composed of 77 places in 190 ms
[2020-06-05 05:05:55] [INFO ] Deduced a trap composed of 38 places in 105 ms
[2020-06-05 05:05:55] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 610 ms
[2020-06-05 05:05:55] [INFO ] Computed and/alt/rep : 304/775/304 causal constraints in 42 ms.
[2020-06-05 05:05:56] [INFO ] Added : 55 causal constraints over 11 iterations in 494 ms. Result :unknown
[2020-06-05 05:05:56] [INFO ] [Real]Absence check using 6 positive place invariants in 24 ms returned sat
[2020-06-05 05:05:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 05:05:56] [INFO ] [Real]Absence check using state equation in 431 ms returned sat
[2020-06-05 05:05:56] [INFO ] Solution in real domain found non-integer solution.
[2020-06-05 05:05:57] [INFO ] [Nat]Absence check using 6 positive place invariants in 147 ms returned sat
[2020-06-05 05:05:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-05 05:05:57] [INFO ] [Nat]Absence check using state equation in 417 ms returned sat
[2020-06-05 05:05:57] [INFO ] Deduced a trap composed of 75 places in 112 ms
[2020-06-05 05:05:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 170 ms
[2020-06-05 05:05:57] [INFO ] Computed and/alt/rep : 304/775/304 causal constraints in 43 ms.
[2020-06-05 05:06:00] [INFO ] Added : 302 causal constraints over 61 iterations in 3309 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 34 ms.
[2020-06-05 05:06:01] [INFO ] [Real]Absence check using 6 positive place invariants in 25 ms returned sat
[2020-06-05 05:06:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 05:06:01] [INFO ] [Real]Absence check using state equation in 456 ms returned sat
[2020-06-05 05:06:01] [INFO ] Solution in real domain found non-integer solution.
[2020-06-05 05:06:02] [INFO ] [Nat]Absence check using 6 positive place invariants in 1189 ms returned unsat
[2020-06-05 05:06:03] [INFO ] [Real]Absence check using 6 positive place invariants in 23 ms returned sat
[2020-06-05 05:06:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 05:06:03] [INFO ] [Real]Absence check using state equation in 423 ms returned sat
[2020-06-05 05:06:03] [INFO ] Solution in real domain found non-integer solution.
[2020-06-05 05:06:04] [INFO ] [Nat]Absence check using 6 positive place invariants in 1241 ms returned unsat
FORMULA FlexibleBarrier-PT-04b-ReachabilityCardinality-11 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA FlexibleBarrier-PT-04b-ReachabilityCardinality-04 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Incomplete Parikh walk after 33800 steps, including 549 resets, run finished after 147 ms. (steps per millisecond=229 ) properties seen :[0, 0] could not realise parikh vector
Support contains 12 out of 268 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 268/268 places, 305/305 transitions.
Graph (trivial) has 232 edges and 268 vertex of which 20 / 268 are part of one of the 3 SCC in 7 ms
Free SCC test removed 17 places
Drop transitions removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Performed 71 Post agglomeration using F-continuation condition.Transition count delta: 71
Iterating post reduction 0 with 92 rules applied. Total rules applied 93 place count 251 transition count 213
Reduce places removed 71 places and 0 transitions.
Iterating post reduction 1 with 71 rules applied. Total rules applied 164 place count 180 transition count 213
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 11 Pre rules applied. Total rules applied 164 place count 180 transition count 202
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 186 place count 169 transition count 202
Symmetric choice reduction at 2 with 62 rule applications. Total rules 248 place count 169 transition count 202
Deduced a syphon composed of 62 places in 1 ms
Reduce places removed 62 places and 62 transitions.
Iterating global reduction 2 with 124 rules applied. Total rules applied 372 place count 107 transition count 140
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 372 place count 107 transition count 138
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 376 place count 105 transition count 138
Symmetric choice reduction at 2 with 8 rule applications. Total rules 384 place count 105 transition count 138
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 8 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 400 place count 97 transition count 130
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 408 place count 97 transition count 122
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: 23
Deduced a syphon composed of 23 places in 0 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 3 with 46 rules applied. Total rules applied 454 place count 74 transition count 99
Drop transitions removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 457 place count 74 transition count 96
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 461 place count 72 transition count 97
Free-agglomeration rule applied 24 times.
Iterating global reduction 4 with 24 rules applied. Total rules applied 485 place count 72 transition count 73
Reduce places removed 24 places and 0 transitions.
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 30 rules applied. Total rules applied 515 place count 48 transition count 67
Partial Free-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 5 with 4 rules applied. Total rules applied 519 place count 48 transition count 67
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 5 with 3 rules applied. Total rules applied 522 place count 48 transition count 64
Free-agglomeration rule applied 1 times.
Iterating global reduction 5 with 1 rules applied. Total rules applied 523 place count 48 transition count 63
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 524 place count 47 transition count 63
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 525 place count 46 transition count 62
Applied a total of 525 rules in 107 ms. Remains 46 /268 variables (removed 222) and now considering 62/305 (removed 243) transitions.
Finished structural reductions, in 1 iterations. Remains : 46/268 places, 62/305 transitions.
Finished random walk after 3517 steps, including 0 resets, run visited all 2 properties in 17 ms. (steps per millisecond=206 )
FORMULA FlexibleBarrier-PT-04b-ReachabilityCardinality-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-04b-ReachabilityCardinality-00 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="FlexibleBarrier-PT-04b"
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 FlexibleBarrier-PT-04b, 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 r170-smll-158987815600270"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-04b.tgz
mv FlexibleBarrier-PT-04b 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 ;