Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2021-input.r151-tall-162089151700456.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2021-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 gold2020
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 r151-tall-162089151700456
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 246M
-rw-r--r-- 1 mcc users 13M May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 64M May 10 09:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 15M May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 89M May 10 09:43 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.9M Mar 28 16:26 LTLCardinality.txt
-rw-r--r-- 1 mcc users 10M Mar 28 16:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.6M Mar 28 16:26 LTLFireability.txt
-rw-r--r-- 1 mcc users 7.2M Mar 28 16:26 LTLFireability.xml
-rw-r--r-- 1 mcc users 2.7M Mar 27 08:12 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 8.6M Mar 27 08:11 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.3M Mar 25 10:04 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 9.7M Mar 25 10:04 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 516K Mar 22 09:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 1.3M Mar 22 09:16 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 7 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 21M May 5 16:51 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 1621056696318

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-15 05:31:38] [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]
[2021-05-15 05:31:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-15 05:31:39] [INFO ] Load time of PNML (sax parser for PT used): 705 ms
[2021-05-15 05:31:39] [INFO ] Transformed 25000 places.
[2021-05-15 05:31:39] [INFO ] Transformed 25000 transitions.
[2021-05-15 05:31:39] [INFO ] Parsed PT model containing 25000 places and 25000 transitions in 878 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 2395 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 10351 ms. (steps per millisecond=0 ) properties seen :[1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0]
FORMULA Philosophers-PT-005000-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-PT-005000-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-PT-005000-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-PT-005000-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 4001 steps, including 0 resets, run timeout after 5669 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 9085 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 5075 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 4001 steps, including 0 resets, run timeout after 5582 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 9742 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 1572 ms. (steps per millisecond=6 ) 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 1597 ms. (steps per millisecond=6 ) 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 1585 ms. (steps per millisecond=6 ) 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 1509 ms. (steps per millisecond=6 ) 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 1494 ms. (steps per millisecond=6 ) 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 1594 ms. (steps per millisecond=6 ) 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 1628 ms. (steps per millisecond=6 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 25000 rows 25000 cols
[2021-05-15 05:32:39] [INFO ] Computed 10000 place invariants in 948 ms
[2021-05-15 05:32:44] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:32:44] [INFO ] [Real]Absence check using 10000 positive place invariants in 2809 ms returned (error "Failed to check-sat")
[2021-05-15 05:32:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 05:32:44] [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
[2021-05-15 05:32:49] [INFO ] [Real]Absence check using 10000 positive place invariants in 2437 ms returned (error "Solver has unexpectedly terminated")
[2021-05-15 05:32:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 05:32:49] [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
[2021-05-15 05:32:54] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:32:54] [INFO ] [Real]Absence check using 10000 positive place invariants in 2482 ms returned (error "Failed to check-sat")
[2021-05-15 05:32:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 05:32:54] [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 2
[2021-05-15 05:32:59] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:32:59] [INFO ] [Real]Absence check using 10000 positive place invariants in 2848 ms returned (error "Failed to check-sat")
[2021-05-15 05:32:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 05:32:59] [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 3
[2021-05-15 05:33:04] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:33:04] [INFO ] [Real]Absence check using 10000 positive place invariants in 2640 ms returned unknown
[2021-05-15 05:33:09] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:33:09] [INFO ] [Real]Absence check using 10000 positive place invariants in 2981 ms returned (error "Failed to check-sat")
[2021-05-15 05:33:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 05:33:09] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 5
[2021-05-15 05:33:14] [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 (= 1 (+ s1268 s10537 s15553 s22357))") while checking expression at index 6
[2021-05-15 05:33:19] [INFO ] [Real]Absence check using 10000 positive place invariants in 3037 ms returned (error "Solver has unexpectedly terminated")
[2021-05-15 05:33:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 05:33:20] [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 7
[2021-05-15 05:33:25] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:33:25] [INFO ] [Real]Absence check using 10000 positive place invariants in 2609 ms returned unknown
[2021-05-15 05:33:30] [INFO ] [Real]Absence check using 10000 positive place invariants in 3050 ms returned (error "Failed to check-sat")
[2021-05-15 05:33:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 05:33:30] [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 9
[2021-05-15 05:33:35] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:33:35] [INFO ] [Real]Absence check using 10000 positive place invariants in 2941 ms returned (error "Failed to check-sat")
[2021-05-15 05:33:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 05:33:35] [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 10
[2021-05-15 05:33:40] [INFO ] [Real]Absence check using 10000 positive place invariants in 2932 ms returned (error "Failed to check-sat")
[2021-05-15 05:33:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 05:33:40] [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 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 272 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 75550 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=2 ) properties seen :[0, 0, 0, 0, 0, 0, 1, 0, 1, 1, 1, 1]
FORMULA Philosophers-PT-005000-ReachabilityFireability-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-PT-005000-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-PT-005000-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-PT-005000-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-PT-005000-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 4001 steps, including 0 resets, run timeout after 5633 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 9278 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 9784 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 4001 steps, including 0 resets, run timeout after 5645 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 9624 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 30998 steps, including 0 resets, run timeout after 5130 ms. (steps per millisecond=6 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 30998 steps, including 0 resets, run timeout after 5130 ms. (steps per millisecond=6 ) properties seen :[0, 0, 0, 0, 0, 0, 1]
FORMULA Philosophers-PT-005000-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
// Phase 1: matrix 25000 rows 25000 cols
[2021-05-15 05:35:01] [INFO ] Computed 10000 place invariants in 897 ms
[2021-05-15 05:35:46] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:35:46] [INFO ] [Real]Absence check using 10000 positive place invariants in 43020 ms returned (error "Failed to check-sat")
[2021-05-15 05:35:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 05:35:46] [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: Broken pipe") while checking expression at index 0
[2021-05-15 05:36:31] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:36:31] [INFO ] [Real]Absence check using 10000 positive place invariants in 42872 ms returned unknown
[2021-05-15 05:37:16] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:37:16] [INFO ] [Real]Absence check using 10000 positive place invariants in 42841 ms returned unknown
[2021-05-15 05:38:01] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:38:01] [INFO ] [Real]Absence check using 10000 positive place invariants in 42705 ms returned (error "Failed to check-sat")
[2021-05-15 05:38:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 05:38:01] [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: Broken pipe") while checking expression at index 3
[2021-05-15 05:38:09] [INFO ] [Real]Absence check using 10000 positive place invariants in 5180 ms returned unsat
[2021-05-15 05:38:54] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:38:54] [INFO ] [Real]Absence check using 10000 positive place invariants in 42651 ms returned (error "Failed to check-sat")
[2021-05-15 05:38:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 05:38:54] [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 5
FORMULA Philosophers-PT-005000-ReachabilityFireability-06 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
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 169 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 76509 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=2 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 4001 steps, including 0 resets, run timeout after 5669 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 9907 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 9647 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 4001 steps, including 0 resets, run timeout after 5579 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 31998 steps, including 0 resets, run timeout after 5109 ms. (steps per millisecond=6 ) properties seen :[0, 0, 0, 0, 0]
Probabilistic random walk after 54987 steps, saw 6 distinct states, run finished after 30336 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0]
// Phase 1: matrix 25000 rows 25000 cols
[2021-05-15 05:40:31] [INFO ] Computed 10000 place invariants in 881 ms
[2021-05-15 05:41:16] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:41:16] [INFO ] [Real]Absence check using 10000 positive place invariants in 42963 ms returned (error "Failed to check-sat")
[2021-05-15 05:41:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 05:41:16] [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
[2021-05-15 05:42:01] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:42:01] [INFO ] [Real]Absence check using 10000 positive place invariants in 42827 ms returned (error "Failed to check-sat")
[2021-05-15 05:42:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 05:42:01] [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
[2021-05-15 05:42:47] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:42:47] [INFO ] [Real]Absence check using 10000 positive place invariants in 42705 ms returned unknown
[2021-05-15 05:43:32] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:43:32] [INFO ] [Real]Absence check using 10000 positive place invariants in 43031 ms returned unknown
[2021-05-15 05:44:17] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:44:17] [INFO ] [Real]Absence check using 10000 positive place invariants in 43029 ms returned (error "Failed to check-sat")
[2021-05-15 05:44:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 05:44:17] [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
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 126 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 140 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
// Phase 1: matrix 25000 rows 25000 cols
[2021-05-15 05:44:18] [INFO ] Computed 10000 place invariants in 829 ms
[2021-05-15 05:44:20] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:44:20] [INFO ] Implicit Places using invariants in 3110 ms returned []
Implicit Place search using SMT only with invariants took 3122 ms to find 0 implicit places.
// Phase 1: matrix 25000 rows 25000 cols
[2021-05-15 05:44:21] [INFO ] Computed 10000 place invariants in 835 ms
[2021-05-15 05:44:23] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:44:53] [INFO ] Performed 778/25000 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2021-05-15 05:45:21] [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 (>= s407 1) (>= s5232 1))") after 60855 ms
Finished structural reductions, in 1 iterations. Remains : 25000/25000 places, 25000/25000 transitions.
Interrupted random walk after 73927 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=2 ) properties seen :[0, 0, 0, 0]
// Phase 1: matrix 25000 rows 25000 cols
[2021-05-15 05:45:52] [INFO ] Computed 10000 place invariants in 851 ms
[2021-05-15 05:46:12] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:46:12] [INFO ] [Real]Absence check using 10000 positive place invariants in 17963 ms returned unknown
[2021-05-15 05:46:32] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:46:32] [INFO ] [Real]Absence check using 10000 positive place invariants in 17833 ms returned (error "Failed to check-sat")
[2021-05-15 05:46:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 05:46:32] [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
[2021-05-15 05:46:52] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:46:52] [INFO ] [Real]Absence check using 10000 positive place invariants in 17814 ms returned (error "Failed to check-sat")
[2021-05-15 05:46:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 05:46:52] [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
[2021-05-15 05:47:12] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:47:12] [INFO ] [Real]Absence check using 10000 positive place invariants in 18038 ms returned (error "Failed to check-sat")
[2021-05-15 05:47:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 05:47:12] [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
Applied a total of 0 rules in 175 ms. Remains 25000 /25000 variables (removed 0) and now considering 25000/25000 (removed 0) transitions.
// Phase 1: matrix 25000 rows 25000 cols
[2021-05-15 05:47:13] [INFO ] Computed 10000 place invariants in 861 ms
[2021-05-15 05:47:58] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:47:58] [INFO ] [Real]Absence check using 10000 positive place invariants in 42922 ms returned unknown
[2021-05-15 05:48:43] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:48:43] [INFO ] [Real]Absence check using 10000 positive place invariants in 42707 ms returned unknown
[2021-05-15 05:49:28] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:49:28] [INFO ] [Real]Absence check using 10000 positive place invariants in 42658 ms returned (error "Failed to check-sat")
[2021-05-15 05:49:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 05:49:28] [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: Broken pipe") while checking expression at index 2
[2021-05-15 05:50:14] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:50:14] [INFO ] [Real]Absence check using 10000 positive place invariants in 43014 ms returned (error "Failed to check-sat")
[2021-05-15 05:50:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 05:50:14] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 3
[2021-05-15 05:50:59] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-15 05:50:59] [INFO ] [Real]Absence check using 10000 positive place invariants in 42960 ms returned (error "Failed to check-sat")
[2021-05-15 05:50:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-15 05:50:59] [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 4
[2021-05-15 05:50:59] [INFO ] Export to MCC properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 171 ms.
[2021-05-15 05:50:59] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 121 ms.
[2021-05-15 05:51:05] [INFO ] Flatten gal took : 5591 ms
info: Time: 3600 - MCC
vrfy: Checking ReachabilityFireability @ Philosophers-PT-005000 @ 3570 seconds
vrfy: finished
info: timeLeft: 2238
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="gold2020"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# 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 gold2020"
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 r151-tall-162089151700456"
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 ;