Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2020-input.r176-tajo-158987871900447.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2020-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
......................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is PolyORBLF-PT-S02J06T08, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r176-tajo-158987871900447
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.7M
-rw-r--r-- 1 mcc users 12K Apr 12 05:40 CTLCardinality.txt
-rw-r--r-- 1 mcc users 41K Apr 12 05:40 CTLCardinality.xml
-rw-r--r-- 1 mcc users 10K Apr 11 04:57 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Apr 11 04:57 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.9K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 7.2K Apr 14 12:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 33K Apr 28 14:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 14 12:45 LTLFireability.txt
-rw-r--r-- 1 mcc users 41K Apr 28 14:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.2K Apr 10 12:37 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 10 12:37 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 9 17:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 45K Apr 9 17:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 4.6K Apr 10 22:22 UpperBounds.txt
-rw-r--r-- 1 mcc users 9.1K Apr 10 22:22 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 1.3M Mar 24 05:37 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 PolyORBLF-PT-S02J06T08-ReachabilityFireability-00
FORMULA_NAME PolyORBLF-PT-S02J06T08-ReachabilityFireability-01
FORMULA_NAME PolyORBLF-PT-S02J06T08-ReachabilityFireability-02
FORMULA_NAME PolyORBLF-PT-S02J06T08-ReachabilityFireability-03
FORMULA_NAME PolyORBLF-PT-S02J06T08-ReachabilityFireability-04
FORMULA_NAME PolyORBLF-PT-S02J06T08-ReachabilityFireability-05
FORMULA_NAME PolyORBLF-PT-S02J06T08-ReachabilityFireability-06
FORMULA_NAME PolyORBLF-PT-S02J06T08-ReachabilityFireability-07
FORMULA_NAME PolyORBLF-PT-S02J06T08-ReachabilityFireability-08
FORMULA_NAME PolyORBLF-PT-S02J06T08-ReachabilityFireability-09
FORMULA_NAME PolyORBLF-PT-S02J06T08-ReachabilityFireability-10
FORMULA_NAME PolyORBLF-PT-S02J06T08-ReachabilityFireability-11
FORMULA_NAME PolyORBLF-PT-S02J06T08-ReachabilityFireability-12
FORMULA_NAME PolyORBLF-PT-S02J06T08-ReachabilityFireability-13
FORMULA_NAME PolyORBLF-PT-S02J06T08-ReachabilityFireability-14
FORMULA_NAME PolyORBLF-PT-S02J06T08-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591153870660

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 03:11:12] [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]
[2020-06-03 03:11:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 03:11:12] [INFO ] Load time of PNML (sax parser for PT used): 119 ms
[2020-06-03 03:11:12] [INFO ] Transformed 690 places.
[2020-06-03 03:11:12] [INFO ] Transformed 1434 transitions.
[2020-06-03 03:11:12] [INFO ] Parsed PT model containing 690 places and 1434 transitions in 159 ms.
Ensure Unique test removed 128 transitions
Reduce redundant transitions removed 128 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 41 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 3 resets, run finished after 170 ms. (steps per millisecond=58 ) properties seen :[1, 1, 1, 1, 0, 0, 1, 1, 1, 0, 1, 0, 0, 1, 1, 0]
FORMULA PolyORBLF-PT-S02J06T08-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T08-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T08-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T08-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T08-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T08-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T08-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T08-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T08-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T08-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 137 ms. (steps per millisecond=73 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 197 ms. (steps per millisecond=50 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 58 ms. (steps per millisecond=172 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 55 ms. (steps per millisecond=181 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 55 ms. (steps per millisecond=181 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 67 ms. (steps per millisecond=149 ) properties seen :[0, 0, 0, 0, 0, 0]
[2020-06-03 03:11:13] [INFO ] Flow matrix only has 1290 transitions (discarded 16 similar events)
// Phase 1: matrix 1290 rows 690 cols
[2020-06-03 03:11:13] [INFO ] Computed 54 place invariants in 66 ms
[2020-06-03 03:11:13] [INFO ] [Real]Absence check using 13 positive place invariants in 34 ms returned sat
[2020-06-03 03:11:13] [INFO ] [Real]Absence check using 13 positive and 41 generalized place invariants in 53 ms returned unsat
[2020-06-03 03:11:13] [INFO ] [Real]Absence check using 13 positive place invariants in 26 ms returned sat
[2020-06-03 03:11:13] [INFO ] [Real]Absence check using 13 positive and 41 generalized place invariants in 41 ms returned unsat
[2020-06-03 03:11:13] [INFO ] [Real]Absence check using 13 positive place invariants in 27 ms returned unsat
[2020-06-03 03:11:13] [INFO ] [Real]Absence check using 13 positive place invariants in 21 ms returned sat
[2020-06-03 03:11:14] [INFO ] [Real]Absence check using 13 positive and 41 generalized place invariants in 60 ms returned sat
[2020-06-03 03:11:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 03:11:16] [INFO ] [Real]Absence check using state equation in 2373 ms returned sat
[2020-06-03 03:11:16] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 03:11:16] [INFO ] [Nat]Absence check using 13 positive place invariants in 29 ms returned sat
[2020-06-03 03:11:16] [INFO ] [Nat]Absence check using 13 positive and 41 generalized place invariants in 73 ms returned sat
[2020-06-03 03:11:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 03:11:21] [INFO ] [Nat]Absence check using state equation in 4350 ms returned sat
[2020-06-03 03:11:21] [INFO ] State equation strengthened by 104 read => feed constraints.
[2020-06-03 03:11:21] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 03:11:21] [INFO ] [Nat]Added 104 Read/Feed constraints in 371 ms returned (error "Failed to check-sat")
[2020-06-03 03:11:21] [INFO ] [Real]Absence check using 13 positive place invariants in 23 ms returned sat
[2020-06-03 03:11:21] [INFO ] [Real]Absence check using 13 positive and 41 generalized place invariants in 25 ms returned unsat
[2020-06-03 03:11:21] [INFO ] [Real]Absence check using 13 positive place invariants in 30 ms returned sat
[2020-06-03 03:11:21] [INFO ] [Real]Absence check using 13 positive and 41 generalized place invariants in 14 ms returned unsat
FORMULA PolyORBLF-PT-S02J06T08-ReachabilityFireability-15 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S02J06T08-ReachabilityFireability-12 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S02J06T08-ReachabilityFireability-09 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S02J06T08-ReachabilityFireability-05 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S02J06T08-ReachabilityFireability-04 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 2 out of 690 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 690/690 places, 1306/1306 transitions.
Ensure Unique test removed 2 places
Performed 71 Post agglomeration using F-continuation condition.Transition count delta: 71
Iterating post reduction 0 with 73 rules applied. Total rules applied 73 place count 688 transition count 1235
Reduce places removed 71 places and 0 transitions.
Iterating post reduction 1 with 71 rules applied. Total rules applied 144 place count 617 transition count 1235
Performed 80 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 80 Pre rules applied. Total rules applied 144 place count 617 transition count 1155
Deduced a syphon composed of 80 places in 9 ms
Reduce places removed 80 places and 0 transitions.
Iterating global reduction 2 with 160 rules applied. Total rules applied 304 place count 537 transition count 1155
Performed 64 Post agglomeration using F-continuation condition.Transition count delta: 64
Deduced a syphon composed of 64 places in 2 ms
Reduce places removed 64 places and 0 transitions.
Iterating global reduction 2 with 128 rules applied. Total rules applied 432 place count 473 transition count 1091
Free-agglomeration rule (complex) applied 16 times.
Iterating global reduction 2 with 16 rules applied. Total rules applied 448 place count 473 transition count 1075
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 2 with 16 rules applied. Total rules applied 464 place count 457 transition count 1075
Applied a total of 464 rules in 448 ms. Remains 457 /690 variables (removed 233) and now considering 1075/1306 (removed 231) transitions.
[2020-06-03 03:11:22] [INFO ] Flow matrix only has 1059 transitions (discarded 16 similar events)
// Phase 1: matrix 1059 rows 457 cols
[2020-06-03 03:11:22] [INFO ] Computed 52 place invariants in 36 ms
[2020-06-03 03:11:25] [INFO ] Dead Transitions using invariants and state equation in 3507 ms returned [940, 942, 943, 944, 945, 947, 948, 949, 950, 951, 952, 958, 959, 960, 961, 962, 964, 965, 967, 968, 969, 970, 975, 976, 978, 979, 980, 981, 984, 985, 986, 987, 988, 990, 991, 993, 995, 996, 997, 998, 999, 1000, 1001, 1002, 1007, 1009, 1010, 1011, 1012, 1014, 1015, 1016, 1018, 1019, 1020, 1025, 1026, 1028, 1030, 1031, 1032, 1033, 1034, 1036, 1037, 1038, 1047, 1048, 1049, 1050, 1051, 1053, 1055, 1056, 1057, 1059, 1060, 1061, 1062, 1063, 1066, 1067, 1068, 1069, 1070, 1072, 1073, 1074]
Found 88 dead transitions using SMT.
Drop transitions removed 88 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 88 transitions :[1074, 1073, 1072, 1070, 1069, 1068, 1067, 1066, 1063, 1062, 1061, 1060, 1059, 1057, 1056, 1055, 1053, 1051, 1050, 1049, 1048, 1047, 1038, 1037, 1036, 1034, 1033, 1032, 1031, 1030, 1028, 1026, 1025, 1020, 1019, 1018, 1016, 1015, 1014, 1012, 1011, 1010, 1009, 1007, 1002, 1001, 1000, 999, 998, 997, 996, 995, 993, 991, 990, 988, 987, 986, 985, 984, 981, 980, 979, 978, 976, 975, 970, 969, 968, 967, 965, 964, 962, 961, 960, 959, 958, 952, 951, 950, 949, 948, 947, 945, 944, 943, 942, 940]
Starting structural reductions, iteration 1 : 457/690 places, 987/1306 transitions.
Reduce places removed 1 places and 16 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 456 transition count 971
Reduce places removed 16 places and 16 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 17 place count 440 transition count 955
Deduced a syphon composed of 1 places in 2 ms
Applied a total of 17 rules in 50 ms. Remains 440 /457 variables (removed 17) and now considering 955/987 (removed 32) transitions.
Finished structural reductions, in 2 iterations. Remains : 440/690 places, 955/1306 transitions.
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
FORMULA PolyORBLF-PT-S02J06T08-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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="PolyORBLF-PT-S02J06T08"
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 PolyORBLF-PT-S02J06T08, 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 r176-tajo-158987871900447"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S02J06T08.tgz
mv PolyORBLF-PT-S02J06T08 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 ;