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.r113-smll-162075355600032.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2021-input.qcow2 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 gold2020
Input is FlexibleBarrier-PT-10b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r113-smll-162075355600032
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 768K
-rw-r--r-- 1 mcc users 11K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 97K May 10 09:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 15K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 129K 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 6.5K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.2K Mar 28 16:11 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Mar 28 16:11 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 28 16:11 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 28 16:11 LTLFireability.xml
-rw-r--r-- 1 mcc users 2.9K Mar 23 11:08 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 13K Mar 23 11:08 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 22 19:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 22 19:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 22 09:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 22 09:15 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 4 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 374K 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 FlexibleBarrier-PT-10b-ReachabilityFireability-00
FORMULA_NAME FlexibleBarrier-PT-10b-ReachabilityFireability-01
FORMULA_NAME FlexibleBarrier-PT-10b-ReachabilityFireability-02
FORMULA_NAME FlexibleBarrier-PT-10b-ReachabilityFireability-03
FORMULA_NAME FlexibleBarrier-PT-10b-ReachabilityFireability-04
FORMULA_NAME FlexibleBarrier-PT-10b-ReachabilityFireability-05
FORMULA_NAME FlexibleBarrier-PT-10b-ReachabilityFireability-06
FORMULA_NAME FlexibleBarrier-PT-10b-ReachabilityFireability-07
FORMULA_NAME FlexibleBarrier-PT-10b-ReachabilityFireability-08
FORMULA_NAME FlexibleBarrier-PT-10b-ReachabilityFireability-09
FORMULA_NAME FlexibleBarrier-PT-10b-ReachabilityFireability-10
FORMULA_NAME FlexibleBarrier-PT-10b-ReachabilityFireability-11
FORMULA_NAME FlexibleBarrier-PT-10b-ReachabilityFireability-12
FORMULA_NAME FlexibleBarrier-PT-10b-ReachabilityFireability-13
FORMULA_NAME FlexibleBarrier-PT-10b-ReachabilityFireability-14
FORMULA_NAME FlexibleBarrier-PT-10b-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1620909978645

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-13 12:46:22] [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]
[2021-05-13 12:46:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-13 12:46:22] [INFO ] Load time of PNML (sax parser for PT used): 217 ms
[2021-05-13 12:46:22] [INFO ] Transformed 1402 places.
[2021-05-13 12:46:22] [INFO ] Transformed 1613 transitions.
[2021-05-13 12:46:22] [INFO ] Found NUPN structural information;
[2021-05-13 12:46:22] [INFO ] Parsed PT model containing 1402 places and 1613 transitions in 295 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 65 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 134 resets, run finished after 117 ms. (steps per millisecond=85 ) properties seen :[0, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 0]
FORMULA FlexibleBarrier-PT-10b-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-10b-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-10b-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-10b-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-10b-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 18 ms. (steps per millisecond=555 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 28 ms. (steps per millisecond=357 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 17 ms. (steps per millisecond=588 ) properties seen :[0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0]
FORMULA FlexibleBarrier-PT-10b-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10000 steps, including 15 resets, run finished after 24 ms. (steps per millisecond=416 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 29 ms. (steps per millisecond=344 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 14 ms. (steps per millisecond=714 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 17 ms. (steps per millisecond=588 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 20 ms. (steps per millisecond=500 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 13 resets, run finished after 13 ms. (steps per millisecond=769 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 15 ms. (steps per millisecond=666 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 13 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 1]
FORMULA FlexibleBarrier-PT-10b-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
// Phase 1: matrix 1613 rows 1402 cols
[2021-05-13 12:46:22] [INFO ] Computed 12 place invariants in 68 ms
[2021-05-13 12:46:23] [INFO ] [Real]Absence check using 12 positive place invariants in 100 ms returned sat
[2021-05-13 12:46:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:46:27] [INFO ] [Real]Absence check using state equation in 4406 ms returned (error "Solver has unexpectedly terminated")
[2021-05-13 12:46:28] [INFO ] [Real]Absence check using 12 positive place invariants in 123 ms returned sat
[2021-05-13 12:46:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:46:32] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:46:32] [INFO ] [Real]Absence check using state equation in 4396 ms returned (error "Failed to check-sat")
[2021-05-13 12:46:33] [INFO ] [Real]Absence check using 12 positive place invariants in 122 ms returned sat
[2021-05-13 12:46:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:46:37] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:46:37] [INFO ] [Real]Absence check using state equation in 4601 ms returned unknown
[2021-05-13 12:46:38] [INFO ] [Real]Absence check using 12 positive place invariants in 72 ms returned sat
[2021-05-13 12:46:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:46:42] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:46:42] [INFO ] [Real]Absence check using state equation in 4699 ms returned (error "Failed to check-sat")
[2021-05-13 12:46:43] [INFO ] [Real]Absence check using 12 positive place invariants in 73 ms returned sat
[2021-05-13 12:46:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:46:47] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:46:47] [INFO ] [Real]Absence check using state equation in 4695 ms returned (error "Failed to check-sat")
[2021-05-13 12:46:48] [INFO ] [Real]Absence check using 12 positive place invariants in 121 ms returned sat
[2021-05-13 12:46:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:46:52] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:46:52] [INFO ] [Real]Absence check using state equation in 4586 ms returned (error "Failed to check-sat")
[2021-05-13 12:46:53] [INFO ] [Real]Absence check using 12 positive place invariants in 110 ms returned sat
[2021-05-13 12:46:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:46:58] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:46:58] [INFO ] [Real]Absence check using state equation in 4605 ms returned (error "Failed to check-sat")
[2021-05-13 12:46:58] [INFO ] [Real]Absence check using 12 positive place invariants in 67 ms returned unsat
[2021-05-13 12:46:58] [INFO ] [Real]Absence check using 12 positive place invariants in 87 ms returned sat
[2021-05-13 12:46:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:47:03] [INFO ] [Real]Absence check using state equation in 4691 ms returned (error "Failed to check-sat")
FORMULA FlexibleBarrier-PT-10b-ReachabilityFireability-13 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 49 out of 1402 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 1402/1402 places, 1613/1613 transitions.
Graph (trivial) has 1160 edges and 1402 vertex of which 18 / 1402 are part of one of the 3 SCC in 14 ms
Free SCC test removed 15 places
Drop transitions removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Performed 350 Post agglomeration using F-continuation condition.Transition count delta: 350
Iterating post reduction 0 with 368 rules applied. Total rules applied 369 place count 1387 transition count 1245
Reduce places removed 350 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 351 rules applied. Total rules applied 720 place count 1037 transition count 1244
Performed 80 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 80 Pre rules applied. Total rules applied 720 place count 1037 transition count 1164
Deduced a syphon composed of 80 places in 5 ms
Reduce places removed 80 places and 0 transitions.
Iterating global reduction 2 with 160 rules applied. Total rules applied 880 place count 957 transition count 1164
Symmetric choice reduction at 2 with 478 rule applications. Total rules 1358 place count 957 transition count 1164
Deduced a syphon composed of 478 places in 5 ms
Reduce places removed 478 places and 478 transitions.
Iterating global reduction 2 with 956 rules applied. Total rules applied 2314 place count 479 transition count 686
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 2314 place count 479 transition count 682
Deduced a syphon composed of 4 places in 2 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 2322 place count 475 transition count 682
Symmetric choice reduction at 2 with 67 rule applications. Total rules 2389 place count 475 transition count 682
Deduced a syphon composed of 67 places in 2 ms
Reduce places removed 67 places and 67 transitions.
Iterating global reduction 2 with 134 rules applied. Total rules applied 2523 place count 408 transition count 615
Ensure Unique test removed 59 transitions
Reduce isomorphic transitions removed 59 transitions.
Iterating post reduction 2 with 59 rules applied. Total rules applied 2582 place count 408 transition count 556
Performed 73 Post agglomeration using F-continuation condition.Transition count delta: 73
Deduced a syphon composed of 73 places in 0 ms
Reduce places removed 73 places and 0 transitions.
Iterating global reduction 3 with 146 rules applied. Total rules applied 2728 place count 335 transition count 483
Drop transitions removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 3 with 11 rules applied. Total rules applied 2739 place count 335 transition count 472
Symmetric choice reduction at 4 with 9 rule applications. Total rules 2748 place count 335 transition count 472
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 9 transitions.
Iterating global reduction 4 with 18 rules applied. Total rules applied 2766 place count 326 transition count 463
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: -25
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 4 with 18 rules applied. Total rules applied 2784 place count 317 transition count 488
Free-agglomeration rule applied 124 times.
Iterating global reduction 4 with 124 rules applied. Total rules applied 2908 place count 317 transition count 364
Reduce places removed 124 places and 0 transitions.
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 130 rules applied. Total rules applied 3038 place count 193 transition count 358
Partial Free-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 5 with 4 rules applied. Total rules applied 3042 place count 193 transition count 358
Partial Post-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 5 with 2 rules applied. Total rules applied 3044 place count 193 transition count 358
Drop transitions removed 30 transitions
Redundant transition composition rules discarded 30 transitions
Iterating global reduction 5 with 30 rules applied. Total rules applied 3074 place count 193 transition count 328
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 3075 place count 192 transition count 327
Applied a total of 3075 rules in 727 ms. Remains 192 /1402 variables (removed 1210) and now considering 327/1613 (removed 1286) transitions.
Finished structural reductions, in 1 iterations. Remains : 192/1402 places, 327/1613 transitions.
Finished random walk after 212682 steps, including 5121 resets, run visited all 8 properties in 519 ms. (steps per millisecond=409 )
FORMULA FlexibleBarrier-PT-10b-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-10b-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-10b-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-10b-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-10b-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-10b-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-10b-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-10b-ReachabilityFireability-00 TRUE 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-10b"
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 FlexibleBarrier-PT-10b, 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 r113-smll-162075355600032"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-10b.tgz
mv FlexibleBarrier-PT-10b 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 ;