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-158987871500183.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-005000, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r176-tajo-158987871500183
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 79M
-rw-r--r-- 1 mcc users 2.6M Apr 27 15:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 8.4M Apr 27 15:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 1.3M Apr 27 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 5.2M 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 3.5M Apr 27 15:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 13M Apr 28 14:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.8M Apr 27 15:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 7.9M Apr 28 14:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.2M Apr 27 15:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 3.7M Apr 27 15:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 1.7M Apr 27 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 6.8M Apr 27 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 521K Apr 27 15:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 1.3M 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 21M 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-005000-ReachabilityFireability-00
FORMULA_NAME Philosophers-PT-005000-ReachabilityFireability-01
FORMULA_NAME Philosophers-PT-005000-ReachabilityFireability-02
FORMULA_NAME Philosophers-PT-005000-ReachabilityFireability-03
FORMULA_NAME Philosophers-PT-005000-ReachabilityFireability-04
FORMULA_NAME Philosophers-PT-005000-ReachabilityFireability-05
FORMULA_NAME Philosophers-PT-005000-ReachabilityFireability-06
FORMULA_NAME Philosophers-PT-005000-ReachabilityFireability-07
FORMULA_NAME Philosophers-PT-005000-ReachabilityFireability-08
FORMULA_NAME Philosophers-PT-005000-ReachabilityFireability-09
FORMULA_NAME Philosophers-PT-005000-ReachabilityFireability-10
FORMULA_NAME Philosophers-PT-005000-ReachabilityFireability-11
FORMULA_NAME Philosophers-PT-005000-ReachabilityFireability-12
FORMULA_NAME Philosophers-PT-005000-ReachabilityFireability-13
FORMULA_NAME Philosophers-PT-005000-ReachabilityFireability-14
FORMULA_NAME Philosophers-PT-005000-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591133398113

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-02 21:30:00] [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 21:30:00] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-02 21:30:01] [INFO ] Load time of PNML (sax parser for PT used): 1083 ms
[2020-06-02 21:30:01] [INFO ] Transformed 25000 places.
[2020-06-02 21:30:01] [INFO ] Transformed 25000 transitions.
[2020-06-02 21:30:01] [INFO ] Parsed PT model containing 25000 places and 25000 transitions in 1479 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 2844 ms.
Working with output stream class java.io.PrintStream
FORMULA Philosophers-PT-005000-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 0 resets, run finished after 9422 ms. (steps per millisecond=1 ) properties seen :[0, 1, 1, 0, 1, 1, 0, 1, 0, 0, 1, 1, 0, 1, 0]
FORMULA Philosophers-PT-005000-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-PT-005000-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-PT-005000-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-PT-005000-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-PT-005000-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-PT-005000-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-PT-005000-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-PT-005000-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 5573 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 7702 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 5001 steps, including 0 resets, run timeout after 5908 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 1276 ms. (steps per millisecond=7 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 1414 ms. (steps per millisecond=7 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 1330 ms. (steps per millisecond=7 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 1203 ms. (steps per millisecond=8 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 25000 rows 25000 cols
[2020-06-02 21:30:39] [INFO ] Computed 10000 place invariants in 883 ms
[2020-06-02 21:30:44] [INFO ] [Real]Absence check using 10000 positive place invariants in 2642 ms returned (error "Failed to check-sat")
[2020-06-02 21:30:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:30:44] [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 21:30:50] [INFO ] [Real]Absence check using 10000 positive place invariants in 2541 ms returned (error "Solver has unexpectedly terminated")
[2020-06-02 21:30:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:30:50] [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 21:30:55] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:30:55] [INFO ] [Real]Absence check using 10000 positive place invariants in 2758 ms returned (error "Failed to check-sat")
[2020-06-02 21:30:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:30:55] [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 21:31:00] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:31:00] [INFO ] [Real]Absence check using 10000 positive place invariants in 2886 ms returned (error "Failed to check-sat")
[2020-06-02 21:31:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:31:00] [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 21:31:05] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:31:05] [INFO ] [Real]Absence check using 10000 positive place invariants in 2817 ms returned unknown
[2020-06-02 21:31:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:31:10] [INFO ] [Real]Absence check using 10000 positive place invariants in 2951 ms returned (error "Failed to check-sat")
[2020-06-02 21:31:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:31:10] [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 21:31:15] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:31:15] [INFO ] [Real]Absence check using 10000 positive place invariants in 2856 ms returned (error "Failed to check-sat")
[2020-06-02 21:31:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:31:15] [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
Support contains 25000 out of 25000 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 25000/25000 places, 25000/25000 transitions.
Applied a total of 0 rules in 295 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 25000/25000 places, 25000/25000 transitions.
Interrupted random walk after 111869 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 1, 0, 0, 0]
FORMULA Philosophers-PT-005000-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 5213 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 7255 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 5001 steps, including 0 resets, run timeout after 5631 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 39992 steps, including 0 resets, run timeout after 5117 ms. (steps per millisecond=7 ) properties seen :[0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 38998 steps, including 0 resets, run timeout after 5064 ms. (steps per millisecond=7 ) properties seen :[0, 0, 0, 0, 1, 0]
FORMULA Philosophers-PT-005000-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Interrupted Best-First random walk after 41993 steps, including 0 resets, run timeout after 5118 ms. (steps per millisecond=8 ) properties seen :[0, 0, 0, 0, 1]
FORMULA Philosophers-PT-005000-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
// Phase 1: matrix 25000 rows 25000 cols
[2020-06-02 21:32:20] [INFO ] Computed 10000 place invariants in 813 ms
[2020-06-02 21:33:05] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:33:05] [INFO ] [Real]Absence check using 10000 positive place invariants in 43140 ms returned (error "Failed to check-sat")
[2020-06-02 21:33:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:33:05] [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 21:33:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:33:50] [INFO ] [Real]Absence check using 10000 positive place invariants in 43159 ms returned (error "Failed to check-sat")
[2020-06-02 21:33:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:33:50] [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 21:34:35] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:34:35] [INFO ] [Real]Absence check using 10000 positive place invariants in 43334 ms returned (error "Failed to check-sat")
[2020-06-02 21:34:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:34:35] [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 21:35:20] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:35:20] [INFO ] [Real]Absence check using 10000 positive place invariants in 43496 ms returned (error "Failed to check-sat")
[2020-06-02 21:35:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:35:20] [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
Support contains 25000 out of 25000 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 25000/25000 places, 25000/25000 transitions.
Applied a total of 0 rules in 181 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 25000/25000 places, 25000/25000 transitions.
Interrupted random walk after 112087 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0]
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 5335 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0]
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 7976 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0]
Interrupted Best-First random walk after 5001 steps, including 0 resets, run timeout after 5525 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0]
Interrupted Best-First random walk after 41993 steps, including 0 resets, run timeout after 5087 ms. (steps per millisecond=8 ) properties seen :[0, 0, 0, 0]
Probabilistic random walk after 140934 steps, saw 15 distinct states, run finished after 30128 ms. (steps per millisecond=4 ) properties seen :[1, 0, 0, 0]
FORMULA Philosophers-PT-005000-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
// Phase 1: matrix 25000 rows 25000 cols
[2020-06-02 21:36:45] [INFO ] Computed 10000 place invariants in 822 ms
[2020-06-02 21:37:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:37:30] [INFO ] [Real]Absence check using 10000 positive place invariants in 42422 ms returned unknown
[2020-06-02 21:38:15] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:38:15] [INFO ] [Real]Absence check using 10000 positive place invariants in 43042 ms returned unknown
[2020-06-02 21:39:00] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:39:00] [INFO ] [Real]Absence check using 10000 positive place invariants in 42961 ms returned unknown
Support contains 25000 out of 25000 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 25000/25000 places, 25000/25000 transitions.
Applied a total of 0 rules in 136 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 25000/25000 places, 25000/25000 transitions.
Interrupted random walk after 124769 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0]
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 7243 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0]
Interrupted Best-First random walk after 5001 steps, including 0 resets, run timeout after 5458 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0]
Interrupted Best-First random walk after 41993 steps, including 0 resets, run timeout after 5121 ms. (steps per millisecond=8 ) properties seen :[0, 0, 0]
Probabilistic random walk after 160925 steps, saw 17 distinct states, run finished after 30032 ms. (steps per millisecond=5 ) properties seen :[0, 0, 0]
// Phase 1: matrix 25000 rows 25000 cols
[2020-06-02 21:40:19] [INFO ] Computed 10000 place invariants in 815 ms
[2020-06-02 21:41:04] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:41:04] [INFO ] [Real]Absence check using 10000 positive place invariants in 43068 ms returned (error "Failed to check-sat")
[2020-06-02 21:41:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:41:04] [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 21:41:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:41:49] [INFO ] [Real]Absence check using 10000 positive place invariants in 43275 ms returned (error "Failed to check-sat")
[2020-06-02 21:41:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:41:49] [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 1
[2020-06-02 21:42:34] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:42:34] [INFO ] [Real]Absence check using 10000 positive place invariants in 42858 ms returned (error "Failed to check-sat")
[2020-06-02 21:42:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:42:34] [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
Support contains 25000 out of 25000 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 25000/25000 places, 25000/25000 transitions.
Applied a total of 0 rules in 248 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 25000/25000 places, 25000/25000 transitions.
Starting structural reductions, iteration 0 : 25000/25000 places, 25000/25000 transitions.
Applied a total of 0 rules in 168 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
// Phase 1: matrix 25000 rows 25000 cols
[2020-06-02 21:42:36] [INFO ] Computed 10000 place invariants in 1001 ms
[2020-06-02 21:42:38] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:42:38] [INFO ] Implicit Places using invariants in 3489 ms returned []
Implicit Place search using SMT only with invariants took 3492 ms to find 0 implicit places.
// Phase 1: matrix 25000 rows 25000 cols
[2020-06-02 21:42:39] [INFO ] Computed 10000 place invariants in 966 ms
[2020-06-02 21:42:42] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:43:12] [INFO ] Performed 950/25000 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2020-06-02 21:43:39] [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 (>= s3403 1) (>= s9026 1))") after 61008 ms
Finished structural reductions, in 1 iterations. Remains : 25000/25000 places, 25000/25000 transitions.
Incomplete random walk after 100000 steps, including 0 resets, run finished after 29575 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0]
// Phase 1: matrix 25000 rows 25000 cols
[2020-06-02 21:44:10] [INFO ] Computed 10000 place invariants in 826 ms
[2020-06-02 21:44:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:44:30] [INFO ] [Real]Absence check using 10000 positive place invariants in 17577 ms returned (error "Failed to check-sat")
[2020-06-02 21:44:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:44:30] [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 21:44:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:44:50] [INFO ] [Real]Absence check using 10000 positive place invariants in 18302 ms returned (error "Failed to check-sat")
[2020-06-02 21:44:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:44:50] [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 21:45:10] [INFO ] [Real]Absence check using 10000 positive place invariants in 18390 ms returned (error "Solver has unexpectedly terminated")
[2020-06-02 21:45:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:45:10] [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
Applied a total of 0 rules in 136 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
// Phase 1: matrix 25000 rows 25000 cols
[2020-06-02 21:45:11] [INFO ] Computed 10000 place invariants in 896 ms
[2020-06-02 21:45:56] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:45:56] [INFO ] [Real]Absence check using 10000 positive place invariants in 43361 ms returned (error "Failed to check-sat")
[2020-06-02 21:45:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:45:57] [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 0
[2020-06-02 21:46:42] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:46:42] [INFO ] [Real]Absence check using 10000 positive place invariants in 43357 ms returned (error "Failed to check-sat")
[2020-06-02 21:46:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:46:42] [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 21:47:27] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 21:47:27] [INFO ] [Real]Absence check using 10000 positive place invariants in 43268 ms returned (error "Failed to check-sat")
[2020-06-02 21:47:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 21:47:27] [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 21:47:27] [INFO ] Export to MCC properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 116 ms.
[2020-06-02 21:47:27] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 143 ms.
[2020-06-02 21:47:33] [INFO ] Flatten gal took : 5080 ms
info: Time: 3600 - MCC
vrfy: Checking ReachabilityFireability @ Philosophers-PT-005000 @ 3570 seconds
vrfy: finished
info: timeLeft: 2362
rslt: Output for ReachabilityFireability @ Philosophers-PT-005000
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: 50000/268435456 symbol table entries, 0 collisions
lola: preprocessing...
lola: Size of bit vector: 25000
lola: finding significant places
lola: 25000 places, 25000 transitions, 15000 significant places
lola: compute conflict clusters
lola: computed conflict clusters
lola: Computing conflicting sets
lola: Computing back conflicting sets
lola: TASK
lola: Reading formula in XML format (--xmlformula)
lola: reading pnml
lola: reading formula from ReachabilityFireability.xml
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-005000"
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-005000, 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-158987871500183"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-PT-005000.tgz
mv Philosophers-PT-005000 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 ;