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-162075355600060.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)
...........................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2020
Input is FlexibleBarrier-PT-18a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r113-smll-162075355600060
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 572K
-rw-r--r-- 1 mcc users 8.5K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K May 10 09:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.2K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 72K 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 3.4K Mar 28 16:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 28 16:12 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Mar 28 16:12 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 28 16:12 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.2K Mar 23 11:17 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 15K Mar 23 11:17 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Mar 22 19:42 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 22 19:42 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 265K 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-18a-ReachabilityFireability-00
FORMULA_NAME FlexibleBarrier-PT-18a-ReachabilityFireability-01
FORMULA_NAME FlexibleBarrier-PT-18a-ReachabilityFireability-02
FORMULA_NAME FlexibleBarrier-PT-18a-ReachabilityFireability-03
FORMULA_NAME FlexibleBarrier-PT-18a-ReachabilityFireability-04
FORMULA_NAME FlexibleBarrier-PT-18a-ReachabilityFireability-05
FORMULA_NAME FlexibleBarrier-PT-18a-ReachabilityFireability-06
FORMULA_NAME FlexibleBarrier-PT-18a-ReachabilityFireability-07
FORMULA_NAME FlexibleBarrier-PT-18a-ReachabilityFireability-08
FORMULA_NAME FlexibleBarrier-PT-18a-ReachabilityFireability-09
FORMULA_NAME FlexibleBarrier-PT-18a-ReachabilityFireability-10
FORMULA_NAME FlexibleBarrier-PT-18a-ReachabilityFireability-11
FORMULA_NAME FlexibleBarrier-PT-18a-ReachabilityFireability-12
FORMULA_NAME FlexibleBarrier-PT-18a-ReachabilityFireability-13
FORMULA_NAME FlexibleBarrier-PT-18a-ReachabilityFireability-14
FORMULA_NAME FlexibleBarrier-PT-18a-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1620928183429

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-13 17:49:46] [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 17:49:46] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-13 17:49:46] [INFO ] Load time of PNML (sax parser for PT used): 223 ms
[2021-05-13 17:49:46] [INFO ] Transformed 219 places.
[2021-05-13 17:49:46] [INFO ] Transformed 886 transitions.
[2021-05-13 17:49:46] [INFO ] Found NUPN structural information;
[2021-05-13 17:49:46] [INFO ] Parsed PT model containing 219 places and 886 transitions in 327 ms.
Ensure Unique test removed 290 transitions
Reduce redundant transitions removed 290 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 64 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 140 ms. (steps per millisecond=71 ) properties seen :[0, 0, 1, 0, 1, 0, 0, 1, 1, 0, 1, 0, 1, 1, 0, 0]
FORMULA FlexibleBarrier-PT-18a-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-18a-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-18a-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-18a-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-18a-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-18a-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-18a-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 23 ms. (steps per millisecond=434 ) properties seen :[1, 0, 0, 0, 0, 0, 0, 1, 0]
FORMULA FlexibleBarrier-PT-18a-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FlexibleBarrier-PT-18a-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 23 ms. (steps per millisecond=434 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 23 ms. (steps per millisecond=434 ) properties seen :[0, 1, 0, 0, 0, 0, 0]
FORMULA FlexibleBarrier-PT-18a-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 12 ms. (steps per millisecond=833 ) properties seen :[0, 1, 0, 0, 0, 0]
FORMULA FlexibleBarrier-PT-18a-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 14 ms. (steps per millisecond=714 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 12 ms. (steps per millisecond=833 ) properties seen :[0, 0, 1, 0, 0]
FORMULA FlexibleBarrier-PT-18a-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 14 ms. (steps per millisecond=714 ) properties seen :[0, 0, 0, 1]
FORMULA FlexibleBarrier-PT-18a-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2021-05-13 17:49:47] [INFO ] Flow matrix only has 578 transitions (discarded 18 similar events)
// Phase 1: matrix 578 rows 219 cols
[2021-05-13 17:49:47] [INFO ] Computed 20 place invariants in 23 ms
[2021-05-13 17:49:47] [INFO ] [Real]Absence check using 20 positive place invariants in 38 ms returned unsat
[2021-05-13 17:49:47] [INFO ] [Real]Absence check using 20 positive place invariants in 19 ms returned sat
[2021-05-13 17:49:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 17:49:48] [INFO ] [Real]Absence check using state equation in 345 ms returned sat
[2021-05-13 17:49:48] [INFO ] State equation strengthened by 415 read => feed constraints.
[2021-05-13 17:49:48] [INFO ] [Real]Added 415 Read/Feed constraints in 47 ms returned sat
[2021-05-13 17:49:48] [INFO ] Computed and/alt/rep : 595/12082/577 causal constraints in 102 ms.
[2021-05-13 17:49:48] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 17:49:48] [INFO ] [Nat]Absence check using 20 positive place invariants in 31 ms returned sat
[2021-05-13 17:49:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 17:49:49] [INFO ] [Nat]Absence check using state equation in 534 ms returned sat
[2021-05-13 17:49:49] [INFO ] [Nat]Added 415 Read/Feed constraints in 49 ms returned sat
[2021-05-13 17:49:49] [INFO ] Computed and/alt/rep : 595/12082/577 causal constraints in 86 ms.
[2021-05-13 17:49:53] [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: Stream closed (=> (> t312 0) (and (or (and (> t0 0) (< o0 o312)) (and (> t102 0) (< o102 o312)) (and (> t446 0) (< o446 o312)) (and (> t447 0) (< o447 o312)) (and (> t448 0) (< o448 o312)) (and (> t449 0) (< o449 o312)) (and (> t450 0) (< o450 o312)) (and (> t451 0) (< o451 o312)) (and (> t452 0) (< o452 o312)) (and (> t453 0) (< o453 o312)) (and (> t454 0) (< o454 o312)) (and (> t455 0) (< o455 o312)) (and (> t456 0) (< o456 o312)) (and (> t457 0) (< o457 o312)) (and (> t458 0) (< o458 o312)) (and (> t459 0) (< o459 o312)) (and (> t460 0) (< o460 o312)) (and (> t461 0) (< o461 o312)) (and (> t555 0) (< o555 o312))) (or (and (> t32 0) (< o32 o312)) (and (> t255 0) (< o255 o312)) (and (> t271 0) (< o271 o312)) (and (> t287 0) (< o287 o312)) (and (> t320 0) (< o320 o312)) (and (> t336 0) (< o336 o312)) (and (> t352 0) (< o352 o312)) (and (> t368 0) (< o368 o312)) (and (> t384 0) (< o384 o312)) (and (> t400 0) (< o400 o312)) (and (> t416 0) (< o416 o312)) (and (> t432 0) (< o432 o312)) (and (> t448 0) (< o448 o312)) (and (> t464 0) (< o464 o312)) (and (> t480 0) (< o480 o312)) (and (> t496 0) (< o496 o312)) (and (> t512 0) (< o512 o312)) (and (> t528 0) (< o528 o312))) (and (> t0 0) (< o0 o312))))") while checking expression at index 1
[2021-05-13 17:49:53] [INFO ] [Real]Absence check using 20 positive place invariants in 25 ms returned unsat
FORMULA FlexibleBarrier-PT-18a-ReachabilityFireability-11 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA FlexibleBarrier-PT-18a-ReachabilityFireability-01 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 11 out of 219 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 219/219 places, 596/596 transitions.
Graph (trivial) has 155 edges and 219 vertex of which 27 / 219 are part of one of the 9 SCC in 14 ms
Free SCC test removed 18 places
Drop transitions removed 100 transitions
Reduce isomorphic transitions removed 100 transitions.
Iterating post reduction 0 with 100 rules applied. Total rules applied 101 place count 201 transition count 496
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 2 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 1 with 96 rules applied. Total rules applied 197 place count 153 transition count 448
Drop transitions removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 214 place count 153 transition count 431
Symmetric choice reduction at 2 with 17 rule applications. Total rules 231 place count 153 transition count 431
Deduced a syphon composed of 17 places in 2 ms
Reduce places removed 17 places and 17 transitions.
Iterating global reduction 2 with 34 rules applied. Total rules applied 265 place count 136 transition count 414
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 273 place count 132 transition count 414
Free-agglomeration rule applied 14 times.
Iterating global reduction 2 with 14 rules applied. Total rules applied 287 place count 132 transition count 400
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 2 with 14 rules applied. Total rules applied 301 place count 118 transition count 400
Partial Free-agglomeration rule applied 18 times.
Drop transitions removed 18 transitions
Iterating global reduction 3 with 18 rules applied. Total rules applied 319 place count 118 transition count 400
Drop transitions removed 166 transitions
Redundant transition composition rules discarded 166 transitions
Iterating global reduction 3 with 166 rules applied. Total rules applied 485 place count 118 transition count 234
Discarding 45 places :
Also discarding 0 output transitions
Graph (complete) has 440 edges and 118 vertex of which 73 are kept as prefixes of interest. Removing 45 places using SCC suffix rule.23 ms
Iterating post reduction 3 with 1 rules applied. Total rules applied 486 place count 73 transition count 234
Drop transitions removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 4 with 63 rules applied. Total rules applied 549 place count 73 transition count 171
Free-agglomeration rule applied 5 times.
Iterating global reduction 5 with 5 rules applied. Total rules applied 554 place count 73 transition count 166
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 559 place count 68 transition count 166
Applied a total of 559 rules in 274 ms. Remains 68 /219 variables (removed 151) and now considering 166/596 (removed 430) transitions.
Finished structural reductions, in 1 iterations. Remains : 68/219 places, 166/596 transitions.
Finished random walk after 134155 steps, including 0 resets, run visited all 1 properties in 403 ms. (steps per millisecond=332 )
FORMULA FlexibleBarrier-PT-18a-ReachabilityFireability-06 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-18a"
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-18a, 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-162075355600060"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-18a.tgz
mv FlexibleBarrier-PT-18a 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 ;