Execution Chart

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

Trace from the execution

Formatting '/local/x2003239/mcc2020-input.r194-csrt-159033389700222.qcow2', fmt=qcow2 size=4294967296 backing_file=/local/x2003239/mcc2020-input.qcow2 encryption=off 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 SquareGrid-PT-080408, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-csrt-159033389700222
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 684K
-rw-r--r-- 1 mcc users 3.5K Apr 27 15:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 18K Apr 27 15:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Apr 27 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 16K 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 5.9K Apr 27 15:14 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K Apr 27 15:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 28 14:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 27 15:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 28 14:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Apr 27 15:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Apr 27 15:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.3K Apr 27 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 27 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K 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 6 Apr 27 15:14 equiv_col
-rw-r--r-- 1 mcc users 7 Apr 27 15:14 instance
-rw-r--r-- 1 mcc users 6 Apr 27 15:14 iscolored
-rwxr-xr-x 1 mcc users 505K 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 SquareGrid-PT-080408-ReachabilityCardinality-00
FORMULA_NAME SquareGrid-PT-080408-ReachabilityCardinality-01
FORMULA_NAME SquareGrid-PT-080408-ReachabilityCardinality-02
FORMULA_NAME SquareGrid-PT-080408-ReachabilityCardinality-03
FORMULA_NAME SquareGrid-PT-080408-ReachabilityCardinality-04
FORMULA_NAME SquareGrid-PT-080408-ReachabilityCardinality-05
FORMULA_NAME SquareGrid-PT-080408-ReachabilityCardinality-06
FORMULA_NAME SquareGrid-PT-080408-ReachabilityCardinality-07
FORMULA_NAME SquareGrid-PT-080408-ReachabilityCardinality-08
FORMULA_NAME SquareGrid-PT-080408-ReachabilityCardinality-09
FORMULA_NAME SquareGrid-PT-080408-ReachabilityCardinality-10
FORMULA_NAME SquareGrid-PT-080408-ReachabilityCardinality-11
FORMULA_NAME SquareGrid-PT-080408-ReachabilityCardinality-12
FORMULA_NAME SquareGrid-PT-080408-ReachabilityCardinality-13
FORMULA_NAME SquareGrid-PT-080408-ReachabilityCardinality-14
FORMULA_NAME SquareGrid-PT-080408-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1591208364883

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 18:19:27] [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]
[2020-06-03 18:19:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 18:19:27] [INFO ] Load time of PNML (sax parser for PT used): 121 ms
[2020-06-03 18:19:27] [INFO ] Transformed 896 places.
[2020-06-03 18:19:27] [INFO ] Transformed 1056 transitions.
[2020-06-03 18:19:27] [INFO ] Parsed PT model containing 896 places and 1056 transitions in 179 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 23 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 607 ms. (steps per millisecond=16 ) properties seen :[1, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 1, 1, 0]
FORMULA SquareGrid-PT-080408-ReachabilityCardinality-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SquareGrid-PT-080408-ReachabilityCardinality-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SquareGrid-PT-080408-ReachabilityCardinality-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SquareGrid-PT-080408-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SquareGrid-PT-080408-ReachabilityCardinality-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SquareGrid-PT-080408-ReachabilityCardinality-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SquareGrid-PT-080408-ReachabilityCardinality-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 133 ms. (steps per millisecond=75 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 91 ms. (steps per millisecond=109 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 120 ms. (steps per millisecond=83 ) properties seen :[0, 0, 0, 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, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 82 ms. (steps per millisecond=121 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 140 ms. (steps per millisecond=71 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 86 ms. (steps per millisecond=116 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 94 ms. (steps per millisecond=106 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 83 ms. (steps per millisecond=120 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 1056 rows 896 cols
[2020-06-03 18:19:29] [INFO ] Computed 353 place invariants in 126 ms
[2020-06-03 18:19:30] [INFO ] [Real]Absence check using 352 positive place invariants in 504 ms returned sat
[2020-06-03 18:19:30] [INFO ] [Real]Absence check using 352 positive and 1 generalized place invariants in 16 ms returned sat
[2020-06-03 18:19:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 18:19:32] [INFO ] [Real]Absence check using state equation in 2812 ms returned sat
[2020-06-03 18:19:33] [INFO ] Computed and/alt/rep : 800/800/800 causal constraints in 84 ms.
[2020-06-03 18:19:34] [INFO ] Added : 70 causal constraints over 14 iterations in 1155 ms. Result :(error "Failed to check-sat")
[2020-06-03 18:19:34] [INFO ] [Real]Absence check using 352 positive place invariants in 263 ms returned sat
[2020-06-03 18:19:34] [INFO ] [Real]Absence check using 352 positive and 1 generalized place invariants in 19 ms returned sat
[2020-06-03 18:19:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 18:19:37] [INFO ] [Real]Absence check using state equation in 2848 ms returned sat
[2020-06-03 18:19:37] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 18:19:38] [INFO ] [Nat]Absence check using 352 positive place invariants in 280 ms returned sat
[2020-06-03 18:19:38] [INFO ] [Nat]Absence check using 352 positive and 1 generalized place invariants in 19 ms returned sat
[2020-06-03 18:19:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 18:19:40] [INFO ] [Nat]Absence check using state equation in 2315 ms returned sat
[2020-06-03 18:19:40] [INFO ] Computed and/alt/rep : 800/800/800 causal constraints in 136 ms.
[2020-06-03 18:19:42] [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 (=> (> t927 0) (and (> t478 0) (< o478 o927)))") while checking expression at index 1
[2020-06-03 18:19:42] [INFO ] [Real]Absence check using 352 positive place invariants in 25 ms returned unsat
[2020-06-03 18:19:43] [INFO ] [Real]Absence check using 352 positive place invariants in 438 ms returned unsat
[2020-06-03 18:19:43] [INFO ] [Real]Absence check using 352 positive place invariants in 194 ms returned sat
[2020-06-03 18:19:43] [INFO ] [Real]Absence check using 352 positive and 1 generalized place invariants in 16 ms returned sat
[2020-06-03 18:19:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 18:19:46] [INFO ] [Real]Absence check using state equation in 2508 ms returned sat
[2020-06-03 18:19:46] [INFO ] Computed and/alt/rep : 800/800/800 causal constraints in 72 ms.
[2020-06-03 18:19:48] [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 (=> (> t930 0) (and (> t481 0) (< o481 o930)))") while checking expression at index 4
[2020-06-03 18:19:48] [INFO ] [Real]Absence check using 352 positive place invariants in 105 ms returned unsat
[2020-06-03 18:19:48] [INFO ] [Real]Absence check using 352 positive place invariants in 110 ms returned unsat
[2020-06-03 18:19:49] [INFO ] [Real]Absence check using 352 positive place invariants in 216 ms returned sat
[2020-06-03 18:19:49] [INFO ] [Real]Absence check using 352 positive and 1 generalized place invariants in 32 ms returned sat
[2020-06-03 18:19:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 18:19:51] [INFO ] [Real]Absence check using state equation in 2433 ms returned sat
[2020-06-03 18:19:51] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 18:19:52] [INFO ] [Nat]Absence check using 352 positive place invariants in 310 ms returned sat
[2020-06-03 18:19:52] [INFO ] [Nat]Absence check using 352 positive and 1 generalized place invariants in 24 ms returned sat
[2020-06-03 18:19:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 18:19:54] [INFO ] [Nat]Absence check using state equation in 2570 ms returned sat
[2020-06-03 18:19:54] [INFO ] Computed and/alt/rep : 800/800/800 causal constraints in 83 ms.
[2020-06-03 18:19:56] [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 (=> (> t642 0) (and (> t202 0) (< o202 o642)))") while checking expression at index 7
[2020-06-03 18:19:57] [INFO ] [Real]Absence check using 352 positive place invariants in 129 ms returned unsat
FORMULA SquareGrid-PT-080408-ReachabilityCardinality-15 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SquareGrid-PT-080408-ReachabilityCardinality-10 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SquareGrid-PT-080408-ReachabilityCardinality-08 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SquareGrid-PT-080408-ReachabilityCardinality-06 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SquareGrid-PT-080408-ReachabilityCardinality-04 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 24 out of 896 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 896/896 places, 1056/1056 transitions.
Applied a total of 0 rules in 162 ms. Remains 896 /896 variables (removed 0) and now considering 1056/1056 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 896/896 places, 1056/1056 transitions.
Finished random walk after 19046 steps, including 0 resets, run visited all 4 properties in 702 ms. (steps per millisecond=27 )
FORMULA SquareGrid-PT-080408-ReachabilityCardinality-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SquareGrid-PT-080408-ReachabilityCardinality-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SquareGrid-PT-080408-ReachabilityCardinality-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SquareGrid-PT-080408-ReachabilityCardinality-01 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="SquareGrid-PT-080408"
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 SquareGrid-PT-080408, 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 r194-csrt-159033389700222"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SquareGrid-PT-080408.tgz
mv SquareGrid-PT-080408 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 ;