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.r284-smll-162123894400108.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 Vasy2003-PT-none, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r284-smll-162123894400108
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 596K
-rw-r--r-- 1 mcc users 12K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 115K May 10 09:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 12K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 113K May 10 09:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.2K Mar 28 16:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 28 16:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Mar 28 16:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 28 16:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 27 14:38 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K Mar 27 14:38 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 26 05:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 14K Mar 26 05:37 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 22 08:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 22 08:16 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:52 equiv_col
-rw-r--r-- 1 mcc users 5 May 5 16:52 instance
-rw-r--r-- 1 mcc users 6 May 5 16:52 iscolored
-rw-r--r-- 1 mcc users 207K May 5 16:52 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 Vasy2003-PT-none-ReachabilityFireability-00
FORMULA_NAME Vasy2003-PT-none-ReachabilityFireability-01
FORMULA_NAME Vasy2003-PT-none-ReachabilityFireability-02
FORMULA_NAME Vasy2003-PT-none-ReachabilityFireability-03
FORMULA_NAME Vasy2003-PT-none-ReachabilityFireability-04
FORMULA_NAME Vasy2003-PT-none-ReachabilityFireability-05
FORMULA_NAME Vasy2003-PT-none-ReachabilityFireability-06
FORMULA_NAME Vasy2003-PT-none-ReachabilityFireability-07
FORMULA_NAME Vasy2003-PT-none-ReachabilityFireability-08
FORMULA_NAME Vasy2003-PT-none-ReachabilityFireability-09
FORMULA_NAME Vasy2003-PT-none-ReachabilityFireability-10
FORMULA_NAME Vasy2003-PT-none-ReachabilityFireability-11
FORMULA_NAME Vasy2003-PT-none-ReachabilityFireability-12
FORMULA_NAME Vasy2003-PT-none-ReachabilityFireability-13
FORMULA_NAME Vasy2003-PT-none-ReachabilityFireability-14
FORMULA_NAME Vasy2003-PT-none-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1621450174435

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-19 18:49:37] [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]
[2021-05-19 18:49:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-19 18:49:37] [INFO ] Load time of PNML (sax parser for PT used): 192 ms
[2021-05-19 18:49:37] [INFO ] Transformed 485 places.
[2021-05-19 18:49:37] [INFO ] Transformed 776 transitions.
[2021-05-19 18:49:37] [INFO ] Found NUPN structural information;
[2021-05-19 18:49:37] [INFO ] Parsed PT model containing 485 places and 776 transitions in 274 ms.
Ensure Unique test removed 24 transitions
Reduce redundant transitions removed 24 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 39 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 105 ms. (steps per millisecond=95 ) properties seen :[1, 0, 1, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 1, 0, 0]
FORMULA Vasy2003-PT-none-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Vasy2003-PT-none-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Vasy2003-PT-none-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Vasy2003-PT-none-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Vasy2003-PT-none-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Vasy2003-PT-none-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Vasy2003-PT-none-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Vasy2003-PT-none-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Vasy2003-PT-none-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Vasy2003-PT-none-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Vasy2003-PT-none-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 29 ms. (steps per millisecond=344 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 25 ms. (steps per millisecond=400 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 21 ms. (steps per millisecond=476 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 20 ms. (steps per millisecond=500 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 27 ms. (steps per millisecond=370 ) properties seen :[0, 0, 0, 0, 0]
[2021-05-19 18:49:37] [INFO ] Flow matrix only has 696 transitions (discarded 56 similar events)
// Phase 1: matrix 696 rows 485 cols
[2021-05-19 18:49:37] [INFO ] Computed 66 place invariants in 32 ms
[2021-05-19 18:49:38] [INFO ] [Real]Absence check using 59 positive place invariants in 71 ms returned sat
[2021-05-19 18:49:38] [INFO ] [Real]Absence check using 59 positive and 7 generalized place invariants in 10 ms returned sat
[2021-05-19 18:49:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 18:49:39] [INFO ] [Real]Absence check using state equation in 1000 ms returned sat
[2021-05-19 18:49:39] [INFO ] State equation strengthened by 73 read => feed constraints.
[2021-05-19 18:49:39] [INFO ] [Real]Added 73 Read/Feed constraints in 28 ms returned sat
[2021-05-19 18:49:39] [INFO ] Computed and/alt/rep : 751/5756/695 causal constraints in 142 ms.
[2021-05-19 18:49:39] [INFO ] Solution in real domain found non-integer solution.
[2021-05-19 18:49:39] [INFO ] [Nat]Absence check using 59 positive place invariants in 90 ms returned sat
[2021-05-19 18:49:39] [INFO ] [Nat]Absence check using 59 positive and 7 generalized place invariants in 19 ms returned sat
[2021-05-19 18:49:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-19 18:49:41] [INFO ] [Nat]Absence check using state equation in 1162 ms returned sat
[2021-05-19 18:49:41] [INFO ] [Nat]Added 73 Read/Feed constraints in 33 ms returned sat
[2021-05-19 18:49:41] [INFO ] Computed and/alt/rep : 751/5756/695 causal constraints in 252 ms.
[2021-05-19 18:49:44] [INFO ] Added : 185 causal constraints over 37 iterations in 3462 ms. Result :(error "Failed to check-sat")
[2021-05-19 18:49:44] [INFO ] [Real]Absence check using 59 positive place invariants in 75 ms returned unsat
[2021-05-19 18:49:45] [INFO ] [Real]Absence check using 59 positive place invariants in 44 ms returned unsat
[2021-05-19 18:49:45] [INFO ] [Real]Absence check using 59 positive place invariants in 85 ms returned sat
[2021-05-19 18:49:45] [INFO ] [Real]Absence check using 59 positive and 7 generalized place invariants in 15 ms returned sat
[2021-05-19 18:49:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 18:49:46] [INFO ] [Real]Absence check using state equation in 1050 ms returned sat
[2021-05-19 18:49:46] [INFO ] [Real]Added 73 Read/Feed constraints in 20 ms returned sat
[2021-05-19 18:49:46] [INFO ] Deduced a trap composed of 137 places in 423 ms
[2021-05-19 18:49:47] [INFO ] Deduced a trap composed of 125 places in 387 ms
[2021-05-19 18:49:47] [INFO ] Deduced a trap composed of 128 places in 349 ms
[2021-05-19 18:49:47] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1382 ms
[2021-05-19 18:49:47] [INFO ] Solution in real domain found non-integer solution.
[2021-05-19 18:49:48] [INFO ] [Nat]Absence check using 59 positive place invariants in 49 ms returned sat
[2021-05-19 18:49:48] [INFO ] [Nat]Absence check using 59 positive and 7 generalized place invariants in 10 ms returned sat
[2021-05-19 18:49:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-19 18:49:49] [INFO ] [Nat]Absence check using state equation in 970 ms returned sat
[2021-05-19 18:49:49] [INFO ] [Nat]Added 73 Read/Feed constraints in 34 ms returned sat
[2021-05-19 18:49:49] [INFO ] Deduced a trap composed of 123 places in 321 ms
[2021-05-19 18:49:49] [INFO ] Deduced a trap composed of 129 places in 347 ms
[2021-05-19 18:49:50] [INFO ] Deduced a trap composed of 131 places in 380 ms
[2021-05-19 18:49:50] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1189 ms
[2021-05-19 18:49:50] [INFO ] Computed and/alt/rep : 751/5756/695 causal constraints in 97 ms.
[2021-05-19 18:49:52] [INFO ] Added : 150 causal constraints over 30 iterations in 2657 ms. Result :(error "Failed to check-sat")
[2021-05-19 18:49:53] [INFO ] [Real]Absence check using 59 positive place invariants in 76 ms returned sat
[2021-05-19 18:49:53] [INFO ] [Real]Absence check using 59 positive and 7 generalized place invariants in 17 ms returned sat
[2021-05-19 18:49:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 18:49:54] [INFO ] [Real]Absence check using state equation in 1089 ms returned sat
[2021-05-19 18:49:54] [INFO ] [Real]Added 73 Read/Feed constraints in 19 ms returned sat
[2021-05-19 18:49:54] [INFO ] Computed and/alt/rep : 751/5756/695 causal constraints in 54 ms.
[2021-05-19 18:49:54] [INFO ] Solution in real domain found non-integer solution.
[2021-05-19 18:49:54] [INFO ] [Nat]Absence check using 59 positive place invariants in 48 ms returned sat
[2021-05-19 18:49:54] [INFO ] [Nat]Absence check using 59 positive and 7 generalized place invariants in 10 ms returned sat
[2021-05-19 18:49:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-19 18:49:55] [INFO ] [Nat]Absence check using state equation in 1087 ms returned sat
[2021-05-19 18:49:55] [INFO ] [Nat]Added 73 Read/Feed constraints in 48 ms returned sat
[2021-05-19 18:49:55] [INFO ] Computed and/alt/rep : 751/5756/695 causal constraints in 50 ms.
[2021-05-19 18:49:59] [INFO ] Added : 210 causal constraints over 42 iterations in 3703 ms. Result :unknown
FORMULA Vasy2003-PT-none-ReachabilityFireability-09 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Vasy2003-PT-none-ReachabilityFireability-06 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Incomplete Parikh walk after 358300 steps, including 1000 resets, run finished after 2388 ms. (steps per millisecond=150 ) properties seen :[1, 1, 0] could not realise parikh vector
FORMULA Vasy2003-PT-none-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Vasy2003-PT-none-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Support contains 6 out of 485 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 485/485 places, 752/752 transitions.
Graph (trivial) has 155 edges and 485 vertex of which 4 / 485 are part of one of the 2 SCC in 10 ms
Free SCC test removed 2 places
Discarding 70 places :
Also discarding 55 output transitions
Drop transitions removed 55 transitions
Graph (complete) has 1555 edges and 483 vertex of which 413 are kept as prefixes of interest. Removing 70 places using SCC suffix rule.17 ms
Drop transitions removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 28 rules applied. Total rules applied 30 place count 413 transition count 669
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 31 place count 412 transition count 669
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 18 Pre rules applied. Total rules applied 31 place count 412 transition count 651
Deduced a syphon composed of 18 places in 4 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 2 with 36 rules applied. Total rules applied 67 place count 394 transition count 651
Symmetric choice reduction at 2 with 135 rule applications. Total rules 202 place count 394 transition count 651
Deduced a syphon composed of 135 places in 4 ms
Reduce places removed 135 places and 135 transitions.
Iterating global reduction 2 with 270 rules applied. Total rules applied 472 place count 259 transition count 516
Ensure Unique test removed 1 places
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 31 transitions.
Iterating post reduction 2 with 32 rules applied. Total rules applied 504 place count 258 transition count 485
Symmetric choice reduction at 3 with 100 rule applications. Total rules 604 place count 258 transition count 485
Deduced a syphon composed of 100 places in 1 ms
Reduce places removed 100 places and 126 transitions.
Iterating global reduction 3 with 200 rules applied. Total rules applied 804 place count 158 transition count 359
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 73 rules applied. Total rules applied 877 place count 158 transition count 286
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 878 place count 157 transition count 286
Symmetric choice reduction at 5 with 42 rule applications. Total rules 920 place count 157 transition count 286
Deduced a syphon composed of 42 places in 0 ms
Reduce places removed 42 places and 75 transitions.
Iterating global reduction 5 with 84 rules applied. Total rules applied 1004 place count 115 transition count 211
Ensure Unique test removed 39 transitions
Reduce isomorphic transitions removed 39 transitions.
Iterating post reduction 5 with 39 rules applied. Total rules applied 1043 place count 115 transition count 172
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1044 place count 115 transition count 172
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 6 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 1046 place count 114 transition count 166
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 6 with 10 rules applied. Total rules applied 1056 place count 109 transition count 161
Partial Post-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 6 with 2 rules applied. Total rules applied 1058 place count 109 transition count 161
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 1059 place count 109 transition count 160
Drop transitions removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 7 with 6 rules applied. Total rules applied 1065 place count 109 transition count 154
Applied a total of 1065 rules in 222 ms. Remains 109 /485 variables (removed 376) and now considering 154/752 (removed 598) transitions.
Finished structural reductions, in 1 iterations. Remains : 109/485 places, 154/752 transitions.
Finished random walk after 8033 steps, including 0 resets, run visited all 1 properties in 32 ms. (steps per millisecond=251 )
FORMULA Vasy2003-PT-none-ReachabilityFireability-15 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="Vasy2003-PT-none"
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 Vasy2003-PT-none, 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 r284-smll-162123894400108"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Vasy2003-PT-none.tgz
mv Vasy2003-PT-none 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 ;