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-158987871500191.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)
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.........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is Philosophers-PT-010000, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r176-tajo-158987871500191
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 172M
-rw-r--r-- 1 mcc users 2.8M Apr 27 15:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 9.0M Apr 27 15:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0M Apr 27 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 22M 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 6.2K Apr 27 15:14 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 5.7M Apr 27 15:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 21M Apr 28 14:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.5M Apr 27 15:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 15M Apr 28 14:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.6M Apr 27 15:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 22M Apr 27 15:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.2M Apr 27 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 14M Apr 27 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.1M Apr 27 15:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 2.6M Apr 27 15:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 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
-rw-r--r-- 1 mcc users 42M 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 Philosophers-PT-010000-ReachabilityFireability-00
FORMULA_NAME Philosophers-PT-010000-ReachabilityFireability-01
FORMULA_NAME Philosophers-PT-010000-ReachabilityFireability-02
FORMULA_NAME Philosophers-PT-010000-ReachabilityFireability-03
FORMULA_NAME Philosophers-PT-010000-ReachabilityFireability-04
FORMULA_NAME Philosophers-PT-010000-ReachabilityFireability-05
FORMULA_NAME Philosophers-PT-010000-ReachabilityFireability-06
FORMULA_NAME Philosophers-PT-010000-ReachabilityFireability-07
FORMULA_NAME Philosophers-PT-010000-ReachabilityFireability-08
FORMULA_NAME Philosophers-PT-010000-ReachabilityFireability-09
FORMULA_NAME Philosophers-PT-010000-ReachabilityFireability-10
FORMULA_NAME Philosophers-PT-010000-ReachabilityFireability-11
FORMULA_NAME Philosophers-PT-010000-ReachabilityFireability-12
FORMULA_NAME Philosophers-PT-010000-ReachabilityFireability-13
FORMULA_NAME Philosophers-PT-010000-ReachabilityFireability-14
FORMULA_NAME Philosophers-PT-010000-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591134018754

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-02 21:40:20] [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]
[2020-06-02 21:40:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-02 21:40:21] [INFO ] Load time of PNML (sax parser for PT used): 1209 ms
[2020-06-02 21:40:21] [INFO ] Transformed 50000 places.
[2020-06-02 21:40:21] [INFO ] Transformed 50000 transitions.
[2020-06-02 21:40:21] [INFO ] Parsed PT model containing 50000 places and 50000 transitions in 1456 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 7398 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 24516 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 1, 0]
FORMULA Philosophers-PT-010000-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-PT-010000-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-PT-010000-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-PT-010000-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 5394 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 9105 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 5021 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 9611 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 5031 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 7459 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3001 steps, including 0 resets, run timeout after 7140 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 2062 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 2579 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 2400 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 2346 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 1924 ms. (steps per millisecond=5 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 50000 rows 50000 cols
[2020-06-02 21:41:57] [INFO ] Computed 20000 place invariants in 3827 ms
[2020-06-02 21:42:02] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:42:02] [INFO ] [Real]Absence check using 20000 positive place invariants in 1028 ms returned (error "Failed to check-sat")
[2020-06-02 21:42:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:42:03] [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
[2020-06-02 21:42:08] [INFO ] [Real]Absence check using 20000 positive place invariants in 148 ms returned (error "Solver has unexpectedly terminated")
[2020-06-02 21:42:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:42:08] [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
[2020-06-02 21:42:13] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:42:13] [INFO ] [Real]Absence check using 20000 positive place invariants in 634 ms returned (error "Failed to check-sat")
[2020-06-02 21:42:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:42:13] [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 2
[2020-06-02 21:42:18] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:42:18] [INFO ] [Real]Absence check using 20000 positive place invariants in 430 ms returned (error "Failed to check-sat")
[2020-06-02 21:42:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:42:18] [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
[2020-06-02 21:42:23] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:42:23] [INFO ] [Real]Absence check using 20000 positive place invariants in 1580 ms returned (error "Failed to check-sat")
[2020-06-02 21:42:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:42:23] [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
[2020-06-02 21:42:28] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:42:28] [INFO ] [Real]Absence check using 20000 positive place invariants in 1318 ms returned (error "Failed to check-sat")
[2020-06-02 21:42:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:42:28] [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 5
[2020-06-02 21:42:33] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:42:33] [INFO ] [Real]Absence check using 20000 positive place invariants in 1021 ms returned (error "Failed to check-sat")
[2020-06-02 21:42:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:42:33] [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 6
[2020-06-02 21:42:38] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:42:38] [INFO ] [Real]Absence check using 20000 positive place invariants in 1714 ms returned (error "Failed to check-sat")
[2020-06-02 21:42:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:42:38] [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 7
[2020-06-02 21:42:43] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:42:43] [INFO ] [Real]Absence check using 20000 positive place invariants in 1805 ms returned (error "Failed to check-sat")
[2020-06-02 21:42:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:42:43] [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 8
[2020-06-02 21:42:48] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:42:48] [INFO ] [Real]Absence check using 20000 positive place invariants in 1651 ms returned (error "Failed to check-sat")
[2020-06-02 21:42:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:42:49] [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 9
[2020-06-02 21:42:54] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:42:54] [INFO ] [Real]Absence check using 20000 positive place invariants in 1560 ms returned (error "Failed to check-sat")
[2020-06-02 21:42:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:42:54] [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 10
[2020-06-02 21:42:59] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:42:59] [INFO ] [Real]Absence check using 20000 positive place invariants in 1615 ms returned (error "Failed to check-sat")
[2020-06-02 21:42:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:42:59] [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 11
Support contains 40005 out of 50000 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Applied a total of 0 rules in 3213 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 50000/50000 places, 50000/50000 transitions.
Interrupted random walk after 14139 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0]
FORMULA Philosophers-PT-010000-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 9057 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 8386 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 5233 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 10033 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 5079 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 7293 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 5382 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 22002 steps, including 0 resets, run timeout after 5181 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0]
FORMULA Philosophers-PT-010000-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Interrupted Best-First random walk after 21002 steps, including 0 resets, run timeout after 5182 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 23002 steps, including 0 resets, run timeout after 5140 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 24002 steps, including 0 resets, run timeout after 5125 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 1]
FORMULA Philosophers-PT-010000-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
// Phase 1: matrix 50000 rows 50000 cols
[2020-06-02 21:44:52] [INFO ] Computed 20000 place invariants in 3427 ms
[2020-06-02 21:45:14] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:45:23] [INFO ] [Real]Absence check using 20000 positive place invariants in 26002 ms returned unknown
[2020-06-02 21:45:45] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:45:54] [INFO ] [Real]Absence check using 20000 positive place invariants in 26350 ms returned unknown
[2020-06-02 21:46:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:46:17] [INFO ] [Real]Absence check using 20000 positive place invariants in 20364 ms returned unknown
[2020-06-02 21:46:38] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:46:47] [INFO ] [Real]Absence check using 20000 positive place invariants in 25845 ms returned unknown
[2020-06-02 21:47:04] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:47:11] [INFO ] [Real]Absence check using 20000 positive place invariants in 20352 ms returned unknown
[2020-06-02 21:47:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:47:39] [INFO ] [Real]Absence check using 20000 positive place invariants in 24017 ms returned unknown
[2020-06-02 21:47:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:48:04] [INFO ] [Real]Absence check using 20000 positive place invariants in 20549 ms returned unknown
[2020-06-02 21:48:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:48:22] [INFO ] [Real]Absence check using 20000 positive place invariants in 14379 ms returned unknown
[2020-06-02 21:48:35] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:48:40] [INFO ] [Real]Absence check using 20000 positive place invariants in 14734 ms returned unknown
Support contains 40003 out of 50000 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Applied a total of 0 rules in 2862 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 50000/50000 places, 50000/50000 transitions.
Interrupted random walk after 14679 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 9070 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 7072 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 5307 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 9747 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3001 steps, including 0 resets, run timeout after 6991 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 6695 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3001 steps, including 0 resets, run timeout after 7002 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 22002 steps, including 0 resets, run timeout after 5007 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 25002 steps, including 0 resets, run timeout after 5165 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Probabilistic random walk after 5000 steps, saw 1 distinct states, run finished after 35980 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 50000 rows 50000 cols
[2020-06-02 21:50:59] [INFO ] Computed 20000 place invariants in 3329 ms
[2020-06-02 21:51:20] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:51:28] [INFO ] [Real]Absence check using 20000 positive place invariants in 25302 ms returned unknown
[2020-06-02 21:51:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:51:57] [INFO ] [Real]Absence check using 20000 positive place invariants in 25358 ms returned unknown
[2020-06-02 21:52:14] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:52:21] [INFO ] [Real]Absence check using 20000 positive place invariants in 20116 ms returned unknown
[2020-06-02 21:52:41] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:52:50] [INFO ] [Real]Absence check using 20000 positive place invariants in 25876 ms returned unknown
[2020-06-02 21:53:07] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:53:13] [INFO ] [Real]Absence check using 20000 positive place invariants in 20012 ms returned unknown
[2020-06-02 21:53:33] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:53:41] [INFO ] [Real]Absence check using 20000 positive place invariants in 22779 ms returned unknown
[2020-06-02 21:53:58] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:54:05] [INFO ] [Real]Absence check using 20000 positive place invariants in 19969 ms returned unknown
[2020-06-02 21:54:18] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:54:22] [INFO ] [Real]Absence check using 20000 positive place invariants in 13960 ms returned unknown
[2020-06-02 21:54:35] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:54:40] [INFO ] [Real]Absence check using 20000 positive place invariants in 14456 ms returned unknown
Support contains 40003 out of 50000 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Applied a total of 0 rules in 2784 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 50000/50000 places, 50000/50000 transitions.
Starting structural reductions, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Applied a total of 0 rules in 2821 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
// Phase 1: matrix 50000 rows 50000 cols
[2020-06-02 21:54:49] [INFO ] Computed 20000 place invariants in 3240 ms
[2020-06-02 21:54:53] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:55:23] [INFO ] Performed 19338/50000 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2020-06-02 21:55:53] [INFO ] Performed 20728/50000 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2020-06-02 21:56:23] [INFO ] Performed 21177/50000 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2020-06-02 21:56:53] [INFO ] Performed 21604/50000 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2020-06-02 21:56:53] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2020-06-02 21:56:53] [INFO ] Implicit Places using invariants in 127578 ms returned []
Implicit Place search using SMT only with invariants took 127578 ms to find 0 implicit places.
// Phase 1: matrix 50000 rows 50000 cols
[2020-06-02 21:56:56] [INFO ] Computed 20000 place invariants in 3462 ms
[2020-06-02 21:57:00] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:57:30] [INFO ] Performed 379/50000 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2020-06-02 21:57:56] [INFO ] Dead Transitions with SMT raised an exceptionSMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (and (>= s2630 1) (>= s12610 1))") after 63506 ms
Finished structural reductions, in 1 iterations. Remains : 50000/50000 places, 50000/50000 transitions.
Interrupted random walk after 15450 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 50000 rows 50000 cols
[2020-06-02 21:58:37] [INFO ] Computed 20000 place invariants in 3434 ms
[2020-06-02 21:58:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:58:57] [INFO ] [Real]Absence check using 20000 positive place invariants in 16527 ms returned unknown
[2020-06-02 21:59:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:59:17] [INFO ] [Real]Absence check using 20000 positive place invariants in 14865 ms returned unknown
[2020-06-02 21:59:33] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:59:37] [INFO ] [Real]Absence check using 20000 positive place invariants in 16864 ms returned unknown
[2020-06-02 21:59:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:59:57] [INFO ] [Real]Absence check using 20000 positive place invariants in 16344 ms returned (error "Failed to check-sat")
[2020-06-02 21:59:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:59:57] [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
[2020-06-02 22:00:14] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:00:17] [INFO ] [Real]Absence check using 20000 positive place invariants in 16543 ms returned unknown
[2020-06-02 22:00:36] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:00:37] [INFO ] [Real]Absence check using 20000 positive place invariants in 16568 ms returned unknown
[2020-06-02 22:00:54] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:00:57] [INFO ] [Real]Absence check using 20000 positive place invariants in 16728 ms returned unknown
[2020-06-02 22:01:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:01:15] [INFO ] [Real]Absence check using 20000 positive place invariants in 14338 ms returned unknown
[2020-06-02 22:01:28] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:01:33] [INFO ] [Real]Absence check using 20000 positive place invariants in 14062 ms returned unknown
Applied a total of 0 rules in 2018 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
// Phase 1: matrix 50000 rows 50000 cols
[2020-06-02 22:01:44] [INFO ] Computed 20000 place invariants in 3332 ms
[2020-06-02 22:02:06] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:02:15] [INFO ] [Real]Absence check using 20000 positive place invariants in 27042 ms returned unknown
[2020-06-02 22:02:35] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:02:44] [INFO ] [Real]Absence check using 20000 positive place invariants in 25666 ms returned unknown
[2020-06-02 22:03:01] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:03:08] [INFO ] [Real]Absence check using 20000 positive place invariants in 20237 ms returned unknown
[2020-06-02 22:03:28] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:03:37] [INFO ] [Real]Absence check using 20000 positive place invariants in 25377 ms returned unknown
[2020-06-02 22:03:53] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:04:00] [INFO ] [Real]Absence check using 20000 positive place invariants in 20050 ms returned unknown
[2020-06-02 22:04:19] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:04:26] [INFO ] [Real]Absence check using 20000 positive place invariants in 22932 ms returned unknown
[2020-06-02 22:04:44] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:04:51] [INFO ] [Real]Absence check using 20000 positive place invariants in 21094 ms returned unknown
[2020-06-02 22:05:04] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:05:09] [INFO ] [Real]Absence check using 20000 positive place invariants in 14051 ms returned unknown
[2020-06-02 22:05:22] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 22:05:27] [INFO ] [Real]Absence check using 20000 positive place invariants in 14244 ms returned unknown
[2020-06-02 22:05:28] [INFO ] Export to MCC properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 331 ms.
[2020-06-02 22:05:28] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 238 ms.
[2020-06-02 22:05:58] [INFO ] Flatten gal took : 29049 ms
info: Time: 3600 - MCC
vrfy: Checking ReachabilityFireability @ Philosophers-PT-010000 @ 3570 seconds
vrfy: finished
info: timeLeft: 3513
rslt: Output for ReachabilityFireability @ Philosophers-PT-010000
lola: LoLA will run for 3570 seconds at most (--timelimit)
lola: NET
lola: input: PNML file (--pnml)
lola: reading net from model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file model.pnml
lola: 100000/268435456 symbol table entries, 0 collisions
lola: preprocessing...
lola: Size of bit vector: 50000
lola: finding significant places
lola: 50000 places, 50000 transitions, 30000 significant places
lola: compute conflict clusters
lola: computed conflict clusters
lola: Computing conflicting sets
Killed
rslt: finished

--------------------
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="Philosophers-PT-010000"
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 Philosophers-PT-010000, 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-158987871500191"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-PT-010000.tgz
mv Philosophers-PT-010000 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 ;