Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2021-input.r056-oct2-162038334800274.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2021-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.............................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2020
Input is CloudReconfiguration-PT-310, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r056-oct2-162038334800274
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1008K
-rw-r--r-- 1 mcc users 12K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 102K May 10 09:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.9K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 86K May 10 09:42 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 3.4K Mar 28 15:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Mar 28 15:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 28 15:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 28 15:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 23 03:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 20K Mar 23 03:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.2K Mar 22 12:51 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 22 12:51 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 22 09:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 22 09:10 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 4 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 660K 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 CloudReconfiguration-PT-310-00
FORMULA_NAME CloudReconfiguration-PT-310-01
FORMULA_NAME CloudReconfiguration-PT-310-02
FORMULA_NAME CloudReconfiguration-PT-310-03
FORMULA_NAME CloudReconfiguration-PT-310-04
FORMULA_NAME CloudReconfiguration-PT-310-05
FORMULA_NAME CloudReconfiguration-PT-310-06
FORMULA_NAME CloudReconfiguration-PT-310-07
FORMULA_NAME CloudReconfiguration-PT-310-08
FORMULA_NAME CloudReconfiguration-PT-310-09
FORMULA_NAME CloudReconfiguration-PT-310-10
FORMULA_NAME CloudReconfiguration-PT-310-11
FORMULA_NAME CloudReconfiguration-PT-310-12
FORMULA_NAME CloudReconfiguration-PT-310-13
FORMULA_NAME CloudReconfiguration-PT-310-14
FORMULA_NAME CloudReconfiguration-PT-310-15

=== Now, execution of the tool begins

BK_START 1620905037324

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-13 11:23:59] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2021-05-13 11:23:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-13 11:23:59] [INFO ] Load time of PNML (sax parser for PT used): 176 ms
[2021-05-13 11:23:59] [INFO ] Transformed 2585 places.
[2021-05-13 11:23:59] [INFO ] Transformed 3095 transitions.
[2021-05-13 11:23:59] [INFO ] Found NUPN structural information;
[2021-05-13 11:23:59] [INFO ] Parsed PT model containing 2585 places and 3095 transitions in 257 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 147 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 100000 steps, including 784 resets, run finished after 566 ms. (steps per millisecond=176 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 1, 1, 1, 1, 0, 1, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0]
// Phase 1: matrix 3095 rows 2585 cols
[2021-05-13 11:24:00] [INFO ] Computed 4 place invariants in 59 ms
[2021-05-13 11:24:01] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 97 ms returned sat
[2021-05-13 11:24:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:24:13] [INFO ] [Real]Absence check using state equation in 12333 ms returned sat
[2021-05-13 11:24:14] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 166 ms.
[2021-05-13 11:24:15] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:24:35] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:24:35] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19635 ms returned (error "Solver has unexpectedly terminated")
[2021-05-13 11:24:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 11:24:35] [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 0
[2021-05-13 11:24:35] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 52 ms returned sat
[2021-05-13 11:24:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:24:49] [INFO ] [Real]Absence check using state equation in 13575 ms returned sat
[2021-05-13 11:24:49] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 152 ms.
[2021-05-13 11:24:50] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:25:10] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:25:10] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19784 ms returned (error "Failed to check-sat")
[2021-05-13 11:25:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 11:25:10] [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 1
[2021-05-13 11:25:11] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 47 ms returned sat
[2021-05-13 11:25:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:25:23] [INFO ] [Real]Absence check using state equation in 12872 ms returned sat
[2021-05-13 11:25:24] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 149 ms.
[2021-05-13 11:25:25] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:25:45] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:25:45] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19640 ms returned unknown
[2021-05-13 11:25:46] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 73 ms returned sat
[2021-05-13 11:25:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:25:58] [INFO ] [Real]Absence check using state equation in 11975 ms returned sat
[2021-05-13 11:25:58] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 253 ms.
[2021-05-13 11:25:59] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:26:19] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:26:19] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19805 ms returned unknown
[2021-05-13 11:26:20] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 46 ms returned sat
[2021-05-13 11:26:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:26:33] [INFO ] [Real]Absence check using state equation in 13155 ms returned sat
[2021-05-13 11:26:33] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 264 ms.
[2021-05-13 11:26:34] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:26:54] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:26:54] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19755 ms returned (error "Solver has unexpectedly terminated")
[2021-05-13 11:26:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 11:26:54] [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 4
[2021-05-13 11:26:55] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 55 ms returned sat
[2021-05-13 11:26:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:27:07] [INFO ] [Real]Absence check using state equation in 12140 ms returned sat
[2021-05-13 11:27:07] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 162 ms.
[2021-05-13 11:27:08] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:27:28] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:27:28] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19729 ms returned unknown
[2021-05-13 11:27:29] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 47 ms returned sat
[2021-05-13 11:27:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:27:40] [INFO ] [Real]Absence check using state equation in 11649 ms returned sat
[2021-05-13 11:27:41] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 103 ms.
[2021-05-13 11:27:42] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:28:02] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:28:02] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19758 ms returned unknown
[2021-05-13 11:28:02] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 57 ms returned sat
[2021-05-13 11:28:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:28:20] [INFO ] [Real]Absence check using state equation in 18110 ms returned sat
[2021-05-13 11:28:21] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 262 ms.
[2021-05-13 11:28:22] [INFO ] Added : 25 causal constraints over 5 iterations in 1060 ms. Result :(error "Solver has unexpectedly terminated")
[2021-05-13 11:28:22] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 93 ms returned sat
[2021-05-13 11:28:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:28:38] [INFO ] [Real]Absence check using state equation in 15699 ms returned sat
[2021-05-13 11:28:38] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 243 ms.
[2021-05-13 11:28:39] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:28:59] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:28:59] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19800 ms returned unknown
[2021-05-13 11:29:00] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 47 ms returned sat
[2021-05-13 11:29:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:29:15] [INFO ] [Real]Absence check using state equation in 15173 ms returned sat
[2021-05-13 11:29:15] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 100 ms.
[2021-05-13 11:29:16] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:29:36] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:29:36] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19809 ms returned unknown
[2021-05-13 11:29:37] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 91 ms returned sat
[2021-05-13 11:29:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:29:53] [INFO ] [Real]Absence check using state equation in 16418 ms returned sat
[2021-05-13 11:29:53] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 89 ms.
[2021-05-13 11:29:55] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:30:15] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:30:15] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19682 ms returned unknown
[2021-05-13 11:30:15] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 58 ms returned sat
[2021-05-13 11:30:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:30:27] [INFO ] [Real]Absence check using state equation in 12323 ms returned sat
[2021-05-13 11:30:28] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 118 ms.
[2021-05-13 11:30:29] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:30:49] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:30:49] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19775 ms returned unknown
[2021-05-13 11:30:49] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 60 ms returned sat
[2021-05-13 11:30:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:31:03] [INFO ] [Real]Absence check using state equation in 14319 ms returned sat
[2021-05-13 11:31:03] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 106 ms.
[2021-05-13 11:31:04] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:31:24] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:31:24] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19814 ms returned (error "Failed to check-sat")
[2021-05-13 11:31:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 11:31:24] [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 12
[2021-05-13 11:31:25] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 46 ms returned sat
[2021-05-13 11:31:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:31:37] [INFO ] [Real]Absence check using state equation in 12780 ms returned sat
[2021-05-13 11:31:38] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 264 ms.
[2021-05-13 11:31:39] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:31:59] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:31:59] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19458 ms returned (error "Failed to check-sat")
[2021-05-13 11:31:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 11:31:59] [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 13
[2021-05-13 11:32:00] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 49 ms returned sat
[2021-05-13 11:32:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:32:11] [INFO ] [Real]Absence check using state equation in 11212 ms returned sat
[2021-05-13 11:32:11] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 137 ms.
[2021-05-13 11:32:12] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:32:32] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:32:32] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19712 ms returned unknown
[2021-05-13 11:32:32] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 45 ms returned sat
[2021-05-13 11:32:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:32:44] [INFO ] [Real]Absence check using state equation in 12241 ms returned sat
[2021-05-13 11:32:45] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 246 ms.
[2021-05-13 11:32:46] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:33:06] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:33:06] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19770 ms returned unknown
[2021-05-13 11:33:06] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 47 ms returned sat
[2021-05-13 11:33:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:33:25] [INFO ] [Real]Absence check using state equation in 18668 ms returned sat
[2021-05-13 11:33:25] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 257 ms.
[2021-05-13 11:33:26] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream closed (=> (> t15 0) (and (> t14 0) (< o14 o15)))") while checking expression at index 16
[2021-05-13 11:33:26] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 43 ms returned sat
[2021-05-13 11:33:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:33:42] [INFO ] [Real]Absence check using state equation in 15917 ms returned sat
[2021-05-13 11:33:42] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:34:02] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:34:02] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19766 ms returned unknown
[2021-05-13 11:34:03] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 108 ms returned sat
[2021-05-13 11:34:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:34:15] [INFO ] [Real]Absence check using state equation in 11857 ms returned sat
[2021-05-13 11:34:15] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 152 ms.
[2021-05-13 11:34:16] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:34:36] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:34:36] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19768 ms returned unknown
[2021-05-13 11:34:37] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 105 ms returned sat
[2021-05-13 11:34:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:34:56] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (= s2560 (- t38 t39))") while checking expression at index 19
[2021-05-13 11:34:57] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 49 ms returned sat
[2021-05-13 11:34:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:35:09] [INFO ] [Real]Absence check using state equation in 12039 ms returned sat
[2021-05-13 11:35:09] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 121 ms.
[2021-05-13 11:35:10] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:35:30] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:35:30] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19353 ms returned unknown
[2021-05-13 11:35:30] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 80 ms returned sat
[2021-05-13 11:35:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:35:43] [INFO ] [Real]Absence check using state equation in 13117 ms returned sat
[2021-05-13 11:35:44] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 116 ms.
[2021-05-13 11:35:45] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:36:05] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:36:05] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19456 ms returned (error "Solver has unexpectedly terminated")
[2021-05-13 11:36:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 11:36:05] [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 21
[2021-05-13 11:36:05] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 74 ms returned sat
[2021-05-13 11:36:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:36:21] [INFO ] [Real]Absence check using state equation in 15446 ms returned sat
[2021-05-13 11:36:21] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 133 ms.
[2021-05-13 11:36:22] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:36:42] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:36:42] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19444 ms returned (error "Solver has unexpectedly terminated")
[2021-05-13 11:36:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 11:36:42] [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 22
[2021-05-13 11:36:42] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 61 ms returned sat
[2021-05-13 11:36:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:36:54] [INFO ] [Real]Absence check using state equation in 11879 ms returned sat
[2021-05-13 11:36:55] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 273 ms.
[2021-05-13 11:36:56] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:37:16] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:37:16] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19749 ms returned (error "Failed to check-sat")
[2021-05-13 11:37:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 11:37:16] [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 23
[2021-05-13 11:37:16] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 47 ms returned sat
[2021-05-13 11:37:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:37:29] [INFO ] [Real]Absence check using state equation in 13190 ms returned sat
[2021-05-13 11:37:30] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 120 ms.
[2021-05-13 11:37:31] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:37:51] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:37:51] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19727 ms returned (error "Solver has unexpectedly terminated")
[2021-05-13 11:37:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 11:37:51] [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 24
[2021-05-13 11:37:51] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 47 ms returned sat
[2021-05-13 11:37:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:38:06] [INFO ] [Real]Absence check using state equation in 14626 ms returned sat
[2021-05-13 11:38:06] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 145 ms.
[2021-05-13 11:38:07] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:38:27] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:38:27] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19417 ms returned unknown
[2021-05-13 11:38:27] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 63 ms returned sat
[2021-05-13 11:38:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:38:43] [INFO ] [Real]Absence check using state equation in 16087 ms returned sat
[2021-05-13 11:38:44] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 137 ms.
[2021-05-13 11:38:45] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:39:05] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:39:05] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19701 ms returned unknown
[2021-05-13 11:39:06] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 60 ms returned sat
[2021-05-13 11:39:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:39:21] [INFO ] [Real]Absence check using state equation in 15100 ms returned sat
[2021-05-13 11:39:21] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 144 ms.
[2021-05-13 11:39:22] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:39:42] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:39:42] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19822 ms returned (error "Failed to check-sat")
[2021-05-13 11:39:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 11:39:42] [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 27
[2021-05-13 11:39:42] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 48 ms returned sat
[2021-05-13 11:39:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:39:55] [INFO ] [Real]Absence check using state equation in 12617 ms returned sat
[2021-05-13 11:39:55] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 315 ms.
[2021-05-13 11:39:57] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:40:17] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:40:17] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19776 ms returned (error "Solver has unexpectedly terminated")
[2021-05-13 11:40:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 11:40:17] [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 28
[2021-05-13 11:40:17] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 114 ms returned sat
[2021-05-13 11:40:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:40:36] [INFO ] [Real]Absence check using state equation in 18965 ms returned sat
[2021-05-13 11:40:36] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:40:56] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:40:56] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19504 ms returned (error "Solver has unexpectedly terminated")
[2021-05-13 11:40:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 11:40:56] [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 29
[2021-05-13 11:40:57] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 85 ms returned sat
[2021-05-13 11:40:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:41:14] [INFO ] [Real]Absence check using state equation in 16625 ms returned sat
[2021-05-13 11:41:14] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 268 ms.
[2021-05-13 11:41:16] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:41:36] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:41:36] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19741 ms returned (error "Solver has unexpectedly terminated")
[2021-05-13 11:41:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 11:41:36] [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 30
[2021-05-13 11:41:36] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 82 ms returned sat
[2021-05-13 11:41:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:41:49] [INFO ] [Real]Absence check using state equation in 12826 ms returned sat
[2021-05-13 11:41:49] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 198 ms.
[2021-05-13 11:41:50] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:42:10] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:42:10] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19446 ms returned (error "Failed to check-sat")
[2021-05-13 11:42:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 11:42:10] [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 31
[2021-05-13 11:42:10] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 45 ms returned sat
[2021-05-13 11:42:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:42:22] [INFO ] [Real]Absence check using state equation in 11608 ms returned sat
[2021-05-13 11:42:22] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 227 ms.
[2021-05-13 11:42:23] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:42:43] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:42:44] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19783 ms returned unknown
[2021-05-13 11:42:44] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 46 ms returned sat
[2021-05-13 11:42:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:42:57] [INFO ] [Real]Absence check using state equation in 13431 ms returned sat
[2021-05-13 11:42:58] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 228 ms.
[2021-05-13 11:42:58] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:43:18] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:43:18] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19452 ms returned unknown
[2021-05-13 11:43:19] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 84 ms returned sat
[2021-05-13 11:43:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:43:34] [INFO ] [Real]Absence check using state equation in 15045 ms returned sat
[2021-05-13 11:43:34] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 100 ms.
[2021-05-13 11:43:35] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:43:55] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:43:55] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19398 ms returned unknown
[2021-05-13 11:43:55] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 46 ms returned sat
[2021-05-13 11:43:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:44:07] [INFO ] [Real]Absence check using state equation in 11838 ms returned sat
[2021-05-13 11:44:08] [INFO ] Computed and/alt/rep : 3094/4086/3094 causal constraints in 267 ms.
[2021-05-13 11:44:09] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:44:29] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:44:29] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 19452 ms returned unknown
[2021-05-13 11:44:29] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2021-05-13 11:44:29] [INFO ] Flatten gal took : 257 ms
FORMULA CloudReconfiguration-PT-310-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2021-05-13 11:44:29] [INFO ] Applying decomposition
[2021-05-13 11:44:29] [INFO ] Flatten gal took : 125 ms
[2021-05-13 11:44:30] [INFO ] Decomposing Gal with order
[2021-05-13 11:44:30] [INFO ] Rewriting arrays to variables to allow decomposition.
[2021-05-13 11:44:30] [INFO ] Removed a total of 123 redundant transitions.
[2021-05-13 11:44:30] [INFO ] Flatten gal took : 214 ms
[2021-05-13 11:44:30] [INFO ] Fuse similar labels procedure discarded/fused a total of 338 labels/synchronizations in 24 ms.
[2021-05-13 11:44:30] [INFO ] Export to MCC properties in file /home/mcc/execution/LTLFireability.sr.xml took 16 ms.
[2021-05-13 11:44:30] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 13 ms.
info: Time: 3600 - MCC
vrfy: Checking LTLFireability @ CloudReconfiguration-PT-310 @ 3570 seconds

FORMULA CloudReconfiguration-PT-310-01 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CloudReconfiguration-PT-310-02 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CloudReconfiguration-PT-310-03 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CloudReconfiguration-PT-310-06 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CloudReconfiguration-PT-310-07 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CloudReconfiguration-PT-310-08 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CloudReconfiguration-PT-310-10 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CloudReconfiguration-PT-310-12 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CloudReconfiguration-PT-310-14 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CloudReconfiguration-PT-310-15 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CloudReconfiguration-PT-310-05 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA CloudReconfiguration-PT-310-00 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16427364 kB
MemFree: 12785352 kB
After kill :
MemTotal: 16427364 kB
MemFree: 16142152 kB

--------------------
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="CloudReconfiguration-PT-310"
export BK_EXAMINATION="LTLFireability"
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 CloudReconfiguration-PT-310, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r056-oct2-162038334800274"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-310.tgz
mv CloudReconfiguration-PT-310 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;