Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2020-input.r228-oct2-159033547700487.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2020-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 itslola
Input is ViralEpidemic-PT-S02D1C1A12, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r228-oct2-159033547700487
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 34M
-rw-r--r-- 1 mcc users 5.7K May 14 04:35 CTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 14 04:35 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.6K May 13 22:34 CTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 13 22:34 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.8K May 14 10:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 14 10:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K May 14 10:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 14 10:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 12 20:42 NewModel
-rw-r--r-- 1 mcc users 4.8K May 13 15:39 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 20K May 13 15:39 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.1K May 13 11:24 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 13K May 13 11:24 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K May 13 16:53 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K May 13 16:53 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 12 20:42 equiv_col
-rw-r--r-- 1 mcc users 11 May 12 20:42 instance
-rw-r--r-- 1 mcc users 6 May 12 20:42 iscolored
-rw-r--r-- 1 mcc users 34M May 12 20:42 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 ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-00
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-01
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-02
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-03
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-04
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-05
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-06
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-07
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-08
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-09
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-10
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-11
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-12
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-13
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-14
FORMULA_NAME ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591306515461

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 21:35:17] [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]
[2020-06-04 21:35:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 21:35:17] [INFO ] Load time of PNML (sax parser for PT used): 745 ms
[2020-06-04 21:35:17] [INFO ] Transformed 32765 places.
[2020-06-04 21:35:18] [INFO ] Transformed 40955 transitions.
[2020-06-04 21:35:18] [INFO ] Parsed PT model containing 32765 places and 40955 transitions in 976 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 204 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 903 resets, run finished after 5593 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 140 resets, run finished after 2264 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 124 resets, run finished after 2201 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 106 resets, run finished after 2096 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 143 resets, run finished after 2314 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 130 resets, run finished after 2193 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 157 resets, run finished after 2244 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 155 resets, run finished after 2263 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 117 resets, run finished after 2134 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 106 resets, run finished after 2115 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 134 resets, run finished after 2190 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 135 resets, run finished after 2193 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 107 resets, run finished after 2064 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 113 resets, run finished after 2079 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 129 resets, run finished after 2149 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 133 resets, run finished after 2156 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0]
FORMULA ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 159 resets, run finished after 2228 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 40955 rows 32765 cols
[2020-06-04 21:36:15] [INFO ] Invariants computation overflowed in 17001 ms
[2020-06-04 21:36:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:36:20] [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: Broken pipe (>= t33231 0)") while checking expression at index 0
[2020-06-04 21:36:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:36:25] [INFO ] [Real]Absence check using state equation in 3488 ms returned (error "Solver has unexpectedly terminated")
[2020-06-04 21:36:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:36:30] [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 (= s1 (- 1 (+ t4 t9)))") while checking expression at index 2
[2020-06-04 21:36:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:36:35] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 21:36:35] [INFO ] [Real]Absence check using state equation in 2982 ms returned (error "Failed to check-sat")
[2020-06-04 21:36:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:36:41] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 21:36:41] [INFO ] [Real]Absence check using state equation in 2884 ms returned (error "Failed to check-sat")
[2020-06-04 21:36:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:36:46] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 21:36:46] [INFO ] [Real]Absence check using state equation in 3033 ms returned (error "Failed to check-sat")
[2020-06-04 21:36:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:36:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 21:36:51] [INFO ] [Real]Absence check using state equation in 3479 ms returned (error "Failed to check-sat")
[2020-06-04 21:36:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:36:56] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 21:36:56] [INFO ] [Real]Absence check using state equation in 3377 ms returned (error "Failed to check-sat")
[2020-06-04 21:36:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:37:01] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 21:37:01] [INFO ] [Real]Absence check using state equation in 2969 ms returned (error "Failed to check-sat")
[2020-06-04 21:37:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:37:06] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 21:37:06] [INFO ] [Real]Absence check using state equation in 3446 ms returned (error "Failed to check-sat")
[2020-06-04 21:37:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:37:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 21:37:11] [INFO ] [Real]Absence check using state equation in 3299 ms returned (error "Failed to check-sat")
[2020-06-04 21:37:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:37:16] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 21:37:16] [INFO ] [Real]Absence check using state equation in 3463 ms returned (error "Failed to check-sat")
[2020-06-04 21:37:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:37:21] [INFO ] [Real]Absence check using state equation in 3212 ms returned (error "Failed to check-sat")
[2020-06-04 21:37:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:37:26] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 21:37:26] [INFO ] [Real]Absence check using state equation in 3342 ms returned (error "Failed to check-sat")
[2020-06-04 21:37:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:37:31] [INFO ] [Real]Absence check using state equation in 3440 ms returned (error "Failed to check-sat")
Support contains 76 out of 32765 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 32765/32765 places, 40955/40955 transitions.
Discarding 32315 places :
Also discarding 39877 output transitions
Drop transitions removed 39877 transitions
Graph (complete) has 16382 edges and 32765 vertex of which 450 are kept as prefixes of interest. Removing 32315 places using SCC suffix rule.166 ms
Drop transitions removed 644 transitions
Reduce isomorphic transitions removed 644 transitions.
Performed 160 Post agglomeration using F-continuation condition.Transition count delta: 160
Iterating post reduction 0 with 804 rules applied. Total rules applied 805 place count 450 transition count 274
Reduce places removed 160 places and 0 transitions.
Iterating post reduction 1 with 160 rules applied. Total rules applied 965 place count 290 transition count 274
Performed 43 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 43 Pre rules applied. Total rules applied 965 place count 290 transition count 231
Deduced a syphon composed of 43 places in 0 ms
Reduce places removed 43 places and 0 transitions.
Iterating global reduction 2 with 86 rules applied. Total rules applied 1051 place count 247 transition count 231
Symmetric choice reduction at 2 with 10 rule applications. Total rules 1061 place count 247 transition count 231
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 10 transitions.
Iterating global reduction 2 with 20 rules applied. Total rules applied 1081 place count 237 transition count 221
Performed 41 Post agglomeration using F-continuation condition.Transition count delta: 41
Deduced a syphon composed of 41 places in 1 ms
Reduce places removed 41 places and 0 transitions.
Iterating global reduction 2 with 82 rules applied. Total rules applied 1163 place count 196 transition count 180
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 1164 place count 195 transition count 179
Applied a total of 1164 rules in 275 ms. Remains 195 /32765 variables (removed 32570) and now considering 179/40955 (removed 40776) transitions.
Finished structural reductions, in 1 iterations. Remains : 195/32765 places, 179/40955 transitions.
Finished random walk after 1699 steps, including 15 resets, run visited all 15 properties in 14 ms. (steps per millisecond=121 )
FORMULA ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A12-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A12-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="ViralEpidemic-PT-S02D1C1A12"
export BK_EXAMINATION="ReachabilityFireability"
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 ViralEpidemic-PT-S02D1C1A12, 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 r228-oct2-159033547700487"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ViralEpidemic-PT-S02D1C1A12.tgz
mv ViralEpidemic-PT-S02D1C1A12 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 ;