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.r186-oct2-158987939100478.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 SharedMemory-COL-000200, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r186-oct2-158987939100478
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 208K
-rw-r--r-- 1 mcc users 4.0K Apr 27 15:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Apr 27 15:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Apr 27 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 27 15:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Apr 27 15:14 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K Apr 27 15:14 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Apr 27 15:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 28 15:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 27 15:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 28 15:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.3K Apr 27 15:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 21K Apr 27 15:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 27 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 13K Apr 27 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 27 15:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 27 15:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Apr 27 15:14 equiv_pt
-rw-r--r-- 1 mcc users 7 Apr 27 15:14 instance
-rw-r--r-- 1 mcc users 5 Apr 27 15:14 iscolored
-rw-r--r-- 1 mcc users 20K Apr 27 15:14 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 SharedMemory-COL-000200-ReachabilityCardinality-00
FORMULA_NAME SharedMemory-COL-000200-ReachabilityCardinality-01
FORMULA_NAME SharedMemory-COL-000200-ReachabilityCardinality-02
FORMULA_NAME SharedMemory-COL-000200-ReachabilityCardinality-03
FORMULA_NAME SharedMemory-COL-000200-ReachabilityCardinality-04
FORMULA_NAME SharedMemory-COL-000200-ReachabilityCardinality-05
FORMULA_NAME SharedMemory-COL-000200-ReachabilityCardinality-06
FORMULA_NAME SharedMemory-COL-000200-ReachabilityCardinality-07
FORMULA_NAME SharedMemory-COL-000200-ReachabilityCardinality-08
FORMULA_NAME SharedMemory-COL-000200-ReachabilityCardinality-09
FORMULA_NAME SharedMemory-COL-000200-ReachabilityCardinality-10
FORMULA_NAME SharedMemory-COL-000200-ReachabilityCardinality-11
FORMULA_NAME SharedMemory-COL-000200-ReachabilityCardinality-12
FORMULA_NAME SharedMemory-COL-000200-ReachabilityCardinality-13
FORMULA_NAME SharedMemory-COL-000200-ReachabilityCardinality-14
FORMULA_NAME SharedMemory-COL-000200-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1591243573265

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 04:06:14] [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]
[2020-06-04 04:06:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 04:06:14] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
[2020-06-04 04:06:15] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 468 ms
[2020-06-04 04:06:15] [INFO ] sort/places :
P->ownMemAcc,queue,memory,active,
Dot->extBus,
PxP->extMemAcc,

[2020-06-04 04:06:15] [INFO ] Imported 6 HL places and 5 HL transitions for a total of 40801 PT places and 120400.0 transition bindings in 91 ms.
[2020-06-04 04:06:15] [INFO ] Computed order based on color domains.
[2020-06-04 04:06:16] [INFO ] Unfolded HLPN to a Petri net with 40801 places and 80400 transitions in 499 ms.
[2020-06-04 04:06:16] [INFO ] Unfolded HLPN properties in 37 ms.
Deduced a syphon composed of 200 places in 40 ms
Reduce places removed 200 places and 200 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 1128 ms.
Working with output stream class java.io.PrintStream
FORMULA SharedMemory-COL-000200-ReachabilityCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Interrupted random walk after 7928 steps, including 0 resets, run timeout after 30004 ms. (steps per millisecond=0 ) properties seen :[1, 1, 0, 0, 1, 1, 1, 1, 0, 0, 1, 1, 0, 1, 0]
FORMULA SharedMemory-COL-000200-ReachabilityCardinality-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-COL-000200-ReachabilityCardinality-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-COL-000200-ReachabilityCardinality-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-COL-000200-ReachabilityCardinality-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-COL-000200-ReachabilityCardinality-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-COL-000200-ReachabilityCardinality-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-COL-000200-ReachabilityCardinality-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-COL-000200-ReachabilityCardinality-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-COL-000200-ReachabilityCardinality-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 8325 steps, including 0 resets, run timeout after 5047 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 8314 steps, including 0 resets, run timeout after 5069 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2786 steps, including 0 resets, run timeout after 5034 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 8192 steps, including 0 resets, run timeout after 5136 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 85 ms. (steps per millisecond=117 ) properties seen :[0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 8688 steps, including 0 resets, run timeout after 5150 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0]
// Phase 1: matrix 80200 rows 40601 cols
[2020-06-04 04:07:49] [INFO ] Computed 401 place invariants in 36923 ms
[2020-06-04 04:07:54] [INFO ] [Real]Absence check using 401 positive place invariants in 2830 ms returned (error "Solver has unexpectedly terminated")
[2020-06-04 04:07:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:07:54] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 0
[2020-06-04 04:07:59] [INFO ] [Real]Absence check using 401 positive place invariants in 2874 ms returned (error "Solver has unexpectedly terminated")
[2020-06-04 04:07:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:07:59] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 1
[2020-06-04 04:08:04] [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 (= 1 (+ s409 s808 s1007 s1206 s1405 s1604 s1803 s2002 s2201 s2400 s2799 s2998 s3197 s3396 s3595 s3794 s3993 s4192 s4391 s4590 s4789 s4988 s5187 s5386 s5585 s5784 s5983 s6182 s6381 s6580 s6779 s6978 s7177 s7376 s7575 s7774 s7973 s8172 s8371 s8570 s8769 s8968 s9167 s9366 s9565 s9764 s9963 s10162 s10361 s10560 s10759 s10958 s11157 s11356 s11555 s11754 s11953 s12152 s12351 s12550 s12749 s12948 s13147 s13346 s13545 s13744 s13943 s14142 s14341 s14540 s14739 s14938 s15137 s15336 s15535 s15734 s15933 s16132 s16331 s16530 s16729 s16928 s17127 s17326 s17525 s17724 s17923 s18122 s18321 s18520 s18719 s18918 s19117 s19316 s19515 s19714 s19913 s20112 s20311 s20510 s20709 s20908 s21107 s21306 s21505 s21704 s21903 s22102 s22301 s22500 s22699 s22898 s23097 s23296 s23495 s23694 s23893 s24092 s24291 s24490 s24689 s24888 s25087 s25286 s25485 s25684 s25883 s26082 s26281 s26480 s26679 s26878 s27077 s27276 s27475 s27674 s27873 s28072 s28271 s28470 s28669 s28868 s29067 s29266 s29465 s29664 s29863 s30062 s30261 s30460 s30659 s30858 s31057 s31256 s31455 s31654 s31853 s32052 s32251 s32450 s32649 s32848 s33047 s33246 s33445 s33644 s33843 s34042 s34241 s34440 s34639 s34838 s35037 s35236 s35435 s35634 s35833 s36032 s36231 s36430 s36629 s36828 s37027 s37226 s37425 s37624 s37823 s38022 s38221 s38420 s38619 s38818 s39017 s39216 s39415 s39614 s39813 s40012 s40211 s40410))") while checking expression at index 2
[2020-06-04 04:08:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:08:09] [INFO ] [Real]Absence check using 401 positive place invariants in 3057 ms returned (error "Failed to check-sat")
[2020-06-04 04:08:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:08:09] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 3
[2020-06-04 04:08:14] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:08:14] [INFO ] [Real]Absence check using 401 positive place invariants in 3086 ms returned (error "Failed to check-sat")
[2020-06-04 04:08:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:08:14] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 4
[2020-06-04 04:08:16] [INFO ] [Real]Absence check using 401 positive place invariants in 130 ms returned unsat
FORMULA SharedMemory-COL-000200-ReachabilityCardinality-15 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 40601 out of 40601 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 40601/40601 places, 80200/80200 transitions.
Applied a total of 0 rules in 867 ms. Remains 40601 /40601 variables (removed 0) and now considering 80200/80200 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 40601/40601 places, 80200/80200 transitions.
Interrupted random walk after 9299 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 8699 steps, including 0 resets, run timeout after 5140 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 8369 steps, including 0 resets, run timeout after 5010 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3182 steps, including 0 resets, run timeout after 5698 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 8192 steps, including 0 resets, run timeout after 5105 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 4729 ms. (steps per millisecond=211 ) properties seen :[0, 0, 0, 0, 0]
Interrupted probabilistic random walk after 16668 steps, run timeout after 30340 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Probabilistic random walk after 16668 steps, saw 32 distinct states, run finished after 30341 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
// Phase 1: matrix 80200 rows 40601 cols
[2020-06-04 04:10:20] [INFO ] Computed 401 place invariants in 36360 ms
[2020-06-04 04:10:28] [INFO ] [Real]Absence check using 401 positive place invariants in 6076 ms returned sat
[2020-06-04 04:10:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:10:58] [INFO ] [Real]Absence check using state equation in 30415 ms returned sat
[2020-06-04 04:13:01] [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 (=> s2910 (or s527 s601))") while checking expression at index 0
[2020-06-04 04:13:16] [INFO ] [Real]Absence check using 401 positive place invariants in 13820 ms returned unsat
[2020-06-04 04:13:25] [INFO ] [Real]Absence check using 401 positive place invariants in 6051 ms returned unsat
[2020-06-04 04:13:42] [INFO ] [Real]Absence check using 401 positive place invariants in 15774 ms returned unsat
[2020-06-04 04:13:54] [INFO ] [Real]Absence check using 401 positive place invariants in 9266 ms returned unsat
FORMULA SharedMemory-COL-000200-ReachabilityCardinality-13 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SharedMemory-COL-000200-ReachabilityCardinality-09 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SharedMemory-COL-000200-ReachabilityCardinality-08 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SharedMemory-COL-000200-ReachabilityCardinality-03 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 40000 out of 40601 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 40601/40601 places, 80200/80200 transitions.
Free-agglomeration rule applied 400 times.
Iterating global reduction 0 with 400 rules applied. Total rules applied 400 place count 40601 transition count 79800
Reduce places removed 400 places and 0 transitions.
Drop transitions removed 200 transitions
Reduce isomorphic transitions removed 200 transitions.
Iterating post reduction 0 with 600 rules applied. Total rules applied 1000 place count 40201 transition count 79600
Applied a total of 1000 rules in 5455 ms. Remains 40201 /40601 variables (removed 400) and now considering 79600/80200 (removed 600) transitions.
Finished structural reductions, in 1 iterations. Remains : 40201/40601 places, 79600/80200 transitions.
Interrupted random walk after 6982 steps, including 0 resets, run timeout after 30005 ms. (steps per millisecond=0 ) properties seen :[0]
Interrupted Best-First random walk after 9001 steps, including 0 resets, run timeout after 5544 ms. (steps per millisecond=1 ) properties seen :[0]
Interrupted probabilistic random walk after 42493 steps, run timeout after 30001 ms. (steps per millisecond=1 ) properties seen :[0]
Probabilistic random walk after 42493 steps, saw 1348 distinct states, run finished after 30001 ms. (steps per millisecond=1 ) properties seen :[0]
// Phase 1: matrix 79600 rows 40201 cols
[2020-06-04 04:15:40] [INFO ] Computed 401 place invariants in 34981 ms
[2020-06-04 04:16:01] [INFO ] [Real]Absence check using 401 positive place invariants in 19430 ms returned unsat
FORMULA SharedMemory-COL-000200-ReachabilityCardinality-02 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
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="SharedMemory-COL-000200"
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 SharedMemory-COL-000200, 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 r186-oct2-158987939100478"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SharedMemory-COL-000200.tgz
mv SharedMemory-COL-000200 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 ;