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Model Checking Contest 2020
10th edition, Paris, France, June 23, 2020
Execution of r126-tajo-158961389800066
Last Updated
Jun 28, 2020

About the Execution of ITS-Tools for Philosophers-COL-002000

Execution Summary
Max Memory
Used (MB)		 Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15741.100 3600000.00 3714359.00 4071.20 [undef] Time out reached

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.r126-tajo-158961389800066.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)
............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is Philosophers-COL-002000, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r126-tajo-158961389800066
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 272K
-rw-r--r-- 1 mcc users 3.4K Apr 27 15:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 18K Apr 27 15:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 27 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 17K 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 3.6K Apr 27 15:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 28 14:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Apr 27 15:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 28 14:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Apr 27 15:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Apr 27 15:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Apr 27 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 27 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 27 15:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 27 15:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Apr 27 15:14 equiv_pt
-rw-r--r-- 1 mcc users 7 Apr 27 15:14 instance
-rw-r--r-- 1 mcc users 5 Apr 27 15:14 iscolored
-rw-r--r-- 1 mcc users 96K 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-COL-002000-00
FORMULA_NAME Philosophers-COL-002000-01
FORMULA_NAME Philosophers-COL-002000-02
FORMULA_NAME Philosophers-COL-002000-03
FORMULA_NAME Philosophers-COL-002000-04
FORMULA_NAME Philosophers-COL-002000-05
FORMULA_NAME Philosophers-COL-002000-06
FORMULA_NAME Philosophers-COL-002000-07
FORMULA_NAME Philosophers-COL-002000-08
FORMULA_NAME Philosophers-COL-002000-09
FORMULA_NAME Philosophers-COL-002000-10
FORMULA_NAME Philosophers-COL-002000-11
FORMULA_NAME Philosophers-COL-002000-12
FORMULA_NAME Philosophers-COL-002000-13
FORMULA_NAME Philosophers-COL-002000-14
FORMULA_NAME Philosophers-COL-002000-15

=== Now, execution of the tool begins

BK_START 1589780688609

[2020-05-18 05:44:50] [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, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -greatspnpath, /home/mcc/BenchKit//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2020-05-18 05:44:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-05-18 05:44:50] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
[2020-05-18 05:44:51] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 652 ms
[2020-05-18 05:44:51] [INFO ] sort/places :
Philo->think,fork,catch1,catch2,eat,

[2020-05-18 05:44:51] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 10000 PT places and 10000.0 transition bindings in 38 ms.
[2020-05-18 05:44:51] [INFO ] Computed order based on color domains.
[2020-05-18 05:44:51] [INFO ] Unfolded HLPN to a Petri net with 10000 places and 10000 transitions in 118 ms.
[2020-05-18 05:44:51] [INFO ] Unfolded HLPN properties in 15 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 1087 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 100000 steps, including 0 resets, run finished after 15870 ms. (steps per millisecond=6 ) properties seen :[1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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// Phase 1: matrix 10000 rows 10000 cols
[2020-05-18 05:45:08] [INFO ] Computed 4000 place invariants in 166 ms
[2020-05-18 05:45:28] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:45:28] [INFO ] [Real]Absence check using 4000 positive place invariants in 19192 ms returned (error "Failed to check-sat")
[2020-05-18 05:45:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:45:28] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 0
[2020-05-18 05:45:48] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:45:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 19026 ms returned (error "Failed to check-sat")
[2020-05-18 05:45:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:45:48] [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
[2020-05-18 05:46:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:46:08] [INFO ] [Real]Absence check using 4000 positive place invariants in 19035 ms returned (error "Failed to check-sat")
[2020-05-18 05:46:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:46:08] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 2
[2020-05-18 05:46:28] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:46:28] [INFO ] [Real]Absence check using 4000 positive place invariants in 19215 ms returned unknown
[2020-05-18 05:46:48] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:46:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 19074 ms returned unknown
[2020-05-18 05:47:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:47:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 19081 ms returned (error "Failed to check-sat")
[2020-05-18 05:47:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:47:09] [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
[2020-05-18 05:47:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:47:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 19125 ms returned unknown
[2020-05-18 05:47:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:47:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 19095 ms returned (error "Failed to check-sat")
[2020-05-18 05:47:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:47:49] [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 7
[2020-05-18 05:48:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:48:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 19109 ms returned unknown
[2020-05-18 05:48:28] [INFO ] [Real]Absence check using 4000 positive place invariants in 18681 ms returned sat
[2020-05-18 05:48:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:48:29] [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 (>= t4934 0)") while checking expression at index 9
[2020-05-18 05:48:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:48:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 18961 ms returned (error "Failed to check-sat")
[2020-05-18 05:48:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:48:49] [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 10
[2020-05-18 05:49:07] [INFO ] [Real]Absence check using 4000 positive place invariants in 18009 ms returned sat
[2020-05-18 05:49:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:49:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:49:09] [INFO ] [Real]Absence check using state equation in 1225 ms returned (error "Failed to check-sat")
[2020-05-18 05:49:28] [INFO ] [Real]Absence check using 4000 positive place invariants in 18839 ms returned sat
[2020-05-18 05:49:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:49:29] [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 (>= t4974 0)") while checking expression at index 12
[2020-05-18 05:49:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:49:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 19133 ms returned (error "Failed to check-sat")
[2020-05-18 05:49:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:49:49] [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 13
[2020-05-18 05:50:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:50:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 19125 ms returned (error "Failed to check-sat")
[2020-05-18 05:50:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:50:09] [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 14
[2020-05-18 05:50:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:50:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 19025 ms returned (error "Failed to check-sat")
[2020-05-18 05:50:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:50:29] [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 15
[2020-05-18 05:50:47] [INFO ] [Real]Absence check using 4000 positive place invariants in 17522 ms returned sat
[2020-05-18 05:50:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:50:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:50:49] [INFO ] [Real]Absence check using state equation in 1584 ms returned (error "Failed to check-sat")
[2020-05-18 05:51:07] [INFO ] [Real]Absence check using 4000 positive place invariants in 17515 ms returned sat
[2020-05-18 05:51:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:51:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:51:09] [INFO ] [Real]Absence check using state equation in 1638 ms returned (error "Failed to check-sat")
[2020-05-18 05:51:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:51:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 18931 ms returned unknown
[2020-05-18 05:51:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:51:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 19145 ms returned (error "Failed to check-sat")
[2020-05-18 05:51:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:51:49] [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 19
[2020-05-18 05:52:07] [INFO ] [Real]Absence check using 4000 positive place invariants in 16933 ms returned sat
[2020-05-18 05:52:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:52:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:52:09] [INFO ] [Real]Absence check using state equation in 2286 ms returned (error "Failed to check-sat")
[2020-05-18 05:52:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:52:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 19112 ms returned (error "Failed to check-sat")
[2020-05-18 05:52:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:52:29] [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
[2020-05-18 05:52:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 19026 ms returned sat
[2020-05-18 05:52:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:52:49] [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: Broken pipe") while checking expression at index 22
[2020-05-18 05:53:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:53:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 19124 ms returned (error "Failed to check-sat")
[2020-05-18 05:53:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:53:09] [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 23
[2020-05-18 05:53:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:53:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 19006 ms returned (error "Failed to check-sat")
[2020-05-18 05:53:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:53:29] [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
[2020-05-18 05:53:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 18974 ms returned sat
[2020-05-18 05:53:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:53:49] [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 (>= t694 0)") while checking expression at index 25
[2020-05-18 05:54:08] [INFO ] [Real]Absence check using 4000 positive place invariants in 17568 ms returned sat
[2020-05-18 05:54:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:54:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:54:09] [INFO ] [Real]Absence check using state equation in 1418 ms returned (error "Failed to check-sat")
[2020-05-18 05:54:27] [INFO ] [Real]Absence check using 4000 positive place invariants in 17155 ms returned sat
[2020-05-18 05:54:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:54:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:54:29] [INFO ] [Real]Absence check using state equation in 1880 ms returned (error "Failed to check-sat")
[2020-05-18 05:54:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 18286 ms returned sat
[2020-05-18 05:54:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:54:49] [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: Broken pipe") while checking expression at index 28
[2020-05-18 05:55:08] [INFO ] [Real]Absence check using 4000 positive place invariants in 18389 ms returned sat
[2020-05-18 05:55:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:55:09] [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 (>= t6146 0)") while checking expression at index 29
[2020-05-18 05:55:28] [INFO ] [Real]Absence check using 4000 positive place invariants in 17830 ms returned sat
[2020-05-18 05:55:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:55:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:55:29] [INFO ] [Real]Absence check using state equation in 1332 ms returned (error "Failed to check-sat")
[2020-05-18 05:55:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:55:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 19237 ms returned (error "Failed to check-sat")
[2020-05-18 05:55:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:55:49] [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 31
[2020-05-18 05:56:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:56:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 19123 ms returned unknown
[2020-05-18 05:56:28] [INFO ] [Real]Absence check using 4000 positive place invariants in 17838 ms returned sat
[2020-05-18 05:56:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:56:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:56:29] [INFO ] [Real]Absence check using state equation in 1231 ms returned (error "Failed to check-sat")
[2020-05-18 05:56:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 18436 ms returned sat
[2020-05-18 05:56:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:56:49] [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: Broken pipe") while checking expression at index 34
[2020-05-18 05:57:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:57:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 18731 ms returned (error "Failed to check-sat")
[2020-05-18 05:57:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:57:09] [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 35
[2020-05-18 05:57:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:57:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 19209 ms returned (error "Failed to check-sat")
[2020-05-18 05:57:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:57:29] [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 36
[2020-05-18 05:57:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:57:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 19281 ms returned (error "Failed to check-sat")
[2020-05-18 05:57:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:57:49] [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 37
[2020-05-18 05:58:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:58:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 19316 ms returned (error "Failed to check-sat")
[2020-05-18 05:58:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:58:09] [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: Broken pipe") while checking expression at index 38
[2020-05-18 05:58:28] [INFO ] [Real]Absence check using 4000 positive place invariants in 17890 ms returned sat
[2020-05-18 05:58:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:58:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:58:29] [INFO ] [Real]Absence check using state equation in 1276 ms returned (error "Failed to check-sat")
[2020-05-18 05:58:46] [INFO ] [Real]Absence check using 4000 positive place invariants in 16133 ms returned sat
[2020-05-18 05:58:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:58:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:58:49] [INFO ] [Real]Absence check using state equation in 2967 ms returned (error "Failed to check-sat")
[2020-05-18 05:59:07] [INFO ] [Real]Absence check using 4000 positive place invariants in 16536 ms returned sat
[2020-05-18 05:59:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:59:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:59:09] [INFO ] [Real]Absence check using state equation in 2563 ms returned (error "Failed to check-sat")
[2020-05-18 05:59:26] [INFO ] [Real]Absence check using 4000 positive place invariants in 16016 ms returned sat
[2020-05-18 05:59:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:59:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:59:29] [INFO ] [Real]Absence check using state equation in 3082 ms returned (error "Failed to check-sat")
[2020-05-18 05:59:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 17908 ms returned sat
[2020-05-18 05:59:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 05:59:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 05:59:49] [INFO ] [Real]Absence check using state equation in 1219 ms returned (error "Failed to check-sat")
[2020-05-18 06:00:08] [INFO ] [Real]Absence check using 4000 positive place invariants in 17460 ms returned sat
[2020-05-18 06:00:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:00:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:00:09] [INFO ] [Real]Absence check using state equation in 1867 ms returned (error "Failed to check-sat")
[2020-05-18 06:00:27] [INFO ] [Real]Absence check using 4000 positive place invariants in 16558 ms returned sat
[2020-05-18 06:00:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:00:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:00:29] [INFO ] [Real]Absence check using state equation in 2458 ms returned (error "Failed to check-sat")
[2020-05-18 06:00:47] [INFO ] [Real]Absence check using 4000 positive place invariants in 16876 ms returned sat
[2020-05-18 06:00:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:00:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:00:49] [INFO ] [Real]Absence check using state equation in 2251 ms returned (error "Failed to check-sat")
[2020-05-18 06:01:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 18239 ms returned sat
[2020-05-18 06:01:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:01:09] [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 (>= t7810 0)") while checking expression at index 47
[2020-05-18 06:01:27] [INFO ] [Real]Absence check using 4000 positive place invariants in 16355 ms returned sat
[2020-05-18 06:01:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:01:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:01:29] [INFO ] [Real]Absence check using state equation in 2851 ms returned (error "Failed to check-sat")
[2020-05-18 06:01:47] [INFO ] [Real]Absence check using 4000 positive place invariants in 16722 ms returned sat
[2020-05-18 06:01:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:01:50] [INFO ] [Real]Absence check using state equation in 2466 ms returned (error "Failed to check-sat")
[2020-05-18 06:02:08] [INFO ] [Real]Absence check using 4000 positive place invariants in 17281 ms returned sat
[2020-05-18 06:02:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:02:10] [INFO ] [Real]Absence check using state equation in 1930 ms returned (error "Failed to check-sat")
[2020-05-18 06:02:27] [INFO ] [Real]Absence check using 4000 positive place invariants in 16471 ms returned sat
[2020-05-18 06:02:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:02:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:02:30] [INFO ] [Real]Absence check using state equation in 2695 ms returned (error "Failed to check-sat")
[2020-05-18 06:02:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 17188 ms returned sat
[2020-05-18 06:02:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:02:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:02:50] [INFO ] [Real]Absence check using state equation in 1899 ms returned (error "Failed to check-sat")
[2020-05-18 06:03:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 18819 ms returned sat
[2020-05-18 06:03:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:03:10] [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 (>= t4511 0)") while checking expression at index 53
[2020-05-18 06:03:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 18435 ms returned sat
[2020-05-18 06:03:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:03:30] [INFO ] [Real]Absence check using state equation in 856 ms returned (error "Failed to check-sat")
[2020-05-18 06:03:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:03:50] [INFO ] [Real]Absence check using 4000 positive place invariants in 19227 ms returned (error "Failed to check-sat")
[2020-05-18 06:03:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:03:50] [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 55
[2020-05-18 06:04:08] [INFO ] [Real]Absence check using 4000 positive place invariants in 18161 ms returned sat
[2020-05-18 06:04:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:04:10] [INFO ] [Real]Absence check using state equation in 1166 ms returned (error "Solver has unexpectedly terminated")
[2020-05-18 06:04:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 18564 ms returned sat
[2020-05-18 06:04:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:04:30] [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 (>= t8545 0)") while checking expression at index 57
[2020-05-18 06:04:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:04:50] [INFO ] [Real]Absence check using 4000 positive place invariants in 19120 ms returned unknown
[2020-05-18 06:05:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 18474 ms returned sat
[2020-05-18 06:05:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:05:10] [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 (>= t9308 0)") while checking expression at index 59
[2020-05-18 06:05:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:05:30] [INFO ] [Real]Absence check using 4000 positive place invariants in 19073 ms returned (error "Failed to check-sat")
[2020-05-18 06:05:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:05:30] [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 60
[2020-05-18 06:05:50] [INFO ] [Real]Absence check using 4000 positive place invariants in 18979 ms returned sat
[2020-05-18 06:05:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:05:50] [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 (>= t1151 0)") while checking expression at index 61
[2020-05-18 06:06:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 18495 ms returned sat
[2020-05-18 06:06:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:06:10] [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: Broken pipe") while checking expression at index 62
[2020-05-18 06:06:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 18053 ms returned sat
[2020-05-18 06:06:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:06:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:06:30] [INFO ] [Real]Absence check using state equation in 1104 ms returned (error "Failed to check-sat")
[2020-05-18 06:06:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 18472 ms returned sat
[2020-05-18 06:06:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:06:50] [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: Broken pipe") while checking expression at index 64
[2020-05-18 06:07:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:07:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 19344 ms returned unknown
[2020-05-18 06:07:28] [INFO ] [Real]Absence check using 4000 positive place invariants in 17761 ms returned sat
[2020-05-18 06:07:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:07:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:07:30] [INFO ] [Real]Absence check using state equation in 1364 ms returned (error "Failed to check-sat")
[2020-05-18 06:07:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 17592 ms returned sat
[2020-05-18 06:07:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:07:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:07:50] [INFO ] [Real]Absence check using state equation in 1498 ms returned (error "Failed to check-sat")
[2020-05-18 06:08:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 18184 ms returned sat
[2020-05-18 06:08:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:08:10] [INFO ] [Real]Absence check using state equation in 1047 ms returned (error "Solver has unexpectedly terminated")
[2020-05-18 06:08:28] [INFO ] [Real]Absence check using 4000 positive place invariants in 17914 ms returned sat
[2020-05-18 06:08:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:08:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:08:30] [INFO ] [Real]Absence check using state equation in 1370 ms returned (error "Failed to check-sat")
[2020-05-18 06:08:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 18020 ms returned sat
[2020-05-18 06:08:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:08:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:08:50] [INFO ] [Real]Absence check using state equation in 1255 ms returned (error "Failed to check-sat")
[2020-05-18 06:09:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 18218 ms returned sat
[2020-05-18 06:09:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:09:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:09:10] [INFO ] [Real]Absence check using state equation in 921 ms returned (error "Failed to check-sat")
[2020-05-18 06:09:28] [INFO ] [Real]Absence check using 4000 positive place invariants in 17790 ms returned sat
[2020-05-18 06:09:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:09:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:09:30] [INFO ] [Real]Absence check using state equation in 1415 ms returned (error "Failed to check-sat")
[2020-05-18 06:09:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:09:50] [INFO ] [Real]Absence check using 4000 positive place invariants in 19382 ms returned unknown
[2020-05-18 06:10:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 18083 ms returned sat
[2020-05-18 06:10:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:10:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:10:10] [INFO ] [Real]Absence check using state equation in 1153 ms returned (error "Failed to check-sat")
[2020-05-18 06:10:30] [INFO ] [Real]Absence check using 4000 positive place invariants in 19073 ms returned sat
[2020-05-18 06:10:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:10:30] [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 (>= t103 0)") while checking expression at index 75
[2020-05-18 06:10:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 18462 ms returned sat
[2020-05-18 06:10:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:10:50] [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 (>= t6631 0)") while checking expression at index 76
[2020-05-18 06:11:08] [INFO ] [Real]Absence check using 4000 positive place invariants in 17424 ms returned sat
[2020-05-18 06:11:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:11:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:11:10] [INFO ] [Real]Absence check using state equation in 1717 ms returned (error "Failed to check-sat")
[2020-05-18 06:11:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:11:30] [INFO ] [Real]Absence check using 4000 positive place invariants in 19267 ms returned (error "Failed to check-sat")
[2020-05-18 06:11:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:11:30] [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 78
[2020-05-18 06:11:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 18595 ms returned sat
[2020-05-18 06:11:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:11:50] [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: Broken pipe") while checking expression at index 79
[2020-05-18 06:12:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:12:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 19112 ms returned (error "Failed to check-sat")
[2020-05-18 06:12:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:12:10] [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 80
[2020-05-18 06:12:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 18413 ms returned sat
[2020-05-18 06:12:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:12:30] [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 (>= t7375 0)") while checking expression at index 81
[2020-05-18 06:12:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:12:50] [INFO ] [Real]Absence check using 4000 positive place invariants in 19093 ms returned (error "Failed to check-sat")
[2020-05-18 06:12:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:12:50] [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 82
[2020-05-18 06:13:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:13:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 19047 ms returned unknown
[2020-05-18 06:13:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 18653 ms returned sat
[2020-05-18 06:13:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:13:30] [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: Broken pipe") while checking expression at index 84
[2020-05-18 06:13:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 17376 ms returned sat
[2020-05-18 06:13:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:13:50] [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 (= s58 (- (+ 1 t8058) (+ t58 t2058)))") while checking expression at index 85
[2020-05-18 06:14:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 17730 ms returned sat
[2020-05-18 06:14:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:14:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:14:10] [INFO ] [Real]Absence check using state equation in 1374 ms returned unknown
[2020-05-18 06:14:28] [INFO ] [Real]Absence check using 4000 positive place invariants in 16899 ms returned sat
[2020-05-18 06:14:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:14:30] [INFO ] [Real]Absence check using state equation in 2205 ms returned (error "Solver has unexpectedly terminated")
[2020-05-18 06:14:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:14:50] [INFO ] [Real]Absence check using 4000 positive place invariants in 19156 ms returned (error "Failed to check-sat")
[2020-05-18 06:14:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:14:50] [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 88
[2020-05-18 06:15:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:15:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 19224 ms returned (error "Failed to check-sat")
[2020-05-18 06:15:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:15:10] [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 89
[2020-05-18 06:15:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:15:30] [INFO ] [Real]Absence check using 4000 positive place invariants in 19174 ms returned (error "Failed to check-sat")
[2020-05-18 06:15:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:15:30] [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 90
[2020-05-18 06:15:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:15:50] [INFO ] [Real]Absence check using 4000 positive place invariants in 19239 ms returned unknown
[2020-05-18 06:16:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:16:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 19192 ms returned (error "Failed to check-sat")
[2020-05-18 06:16:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:16:10] [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 92
[2020-05-18 06:16:30] [INFO ] [Real]Absence check using 4000 positive place invariants in 19209 ms returned (error "Solver has unexpectedly terminated")
[2020-05-18 06:16:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:16:30] [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 93
[2020-05-18 06:16:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:16:50] [INFO ] [Real]Absence check using 4000 positive place invariants in 19269 ms returned (error "Failed to check-sat")
[2020-05-18 06:16:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:16:50] [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 94
[2020-05-18 06:17:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:17:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 19207 ms returned unknown
[2020-05-18 06:17:30] [INFO ] [Real]Absence check using 4000 positive place invariants in 19069 ms returned sat
[2020-05-18 06:17:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:17:30] [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: Broken pipe") while checking expression at index 96
[2020-05-18 06:17:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 17908 ms returned sat
[2020-05-18 06:17:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:17:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:17:50] [INFO ] [Real]Absence check using state equation in 1349 ms returned (error "Failed to check-sat")
[2020-05-18 06:18:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 19106 ms returned sat
[2020-05-18 06:18:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:18:10] [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 (>= t783 0)") while checking expression at index 98
[2020-05-18 06:18:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 18253 ms returned sat
[2020-05-18 06:18:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:18:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:18:30] [INFO ] [Real]Absence check using state equation in 1016 ms returned (error "Failed to check-sat")
[2020-05-18 06:18:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 17592 ms returned sat
[2020-05-18 06:18:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:18:51] [INFO ] [Real]Absence check using state equation in 1619 ms returned (error "Failed to check-sat")
[2020-05-18 06:19:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 18202 ms returned sat
[2020-05-18 06:19:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:19:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:19:11] [INFO ] [Real]Absence check using state equation in 1024 ms returned (error "Failed to check-sat")
[2020-05-18 06:19:30] [INFO ] [Real]Absence check using 4000 positive place invariants in 18803 ms returned sat
[2020-05-18 06:19:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:19:31] [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 (>= t6391 0)") while checking expression at index 102
[2020-05-18 06:19:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 17882 ms returned sat
[2020-05-18 06:19:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:19:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:19:51] [INFO ] [Real]Absence check using state equation in 1359 ms returned (error "Failed to check-sat")
[2020-05-18 06:20:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 17401 ms returned sat
[2020-05-18 06:20:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:20:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:20:11] [INFO ] [Real]Absence check using state equation in 1857 ms returned (error "Failed to check-sat")
[2020-05-18 06:20:30] [INFO ] [Real]Absence check using 4000 positive place invariants in 18124 ms returned sat
[2020-05-18 06:20:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:20:31] [INFO ] [Real]Absence check using state equation in 1108 ms returned (error "Solver has unexpectedly terminated")
[2020-05-18 06:20:51] [INFO ] [Real]Absence check using 4000 positive place invariants in 19239 ms returned (error "Solver has unexpectedly terminated")
[2020-05-18 06:20:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:20:51] [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 106
[2020-05-18 06:21:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 18499 ms returned sat
[2020-05-18 06:21:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:21:11] [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 (>= t6939 0)") while checking expression at index 107
[2020-05-18 06:21:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 17195 ms returned sat
[2020-05-18 06:21:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:21:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:21:31] [INFO ] [Real]Absence check using state equation in 2141 ms returned (error "Failed to check-sat")
[2020-05-18 06:21:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 16823 ms returned sat
[2020-05-18 06:21:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:21:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:21:51] [INFO ] [Real]Absence check using state equation in 2346 ms returned (error "Failed to check-sat")
[2020-05-18 06:22:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 17267 ms returned sat
[2020-05-18 06:22:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:22:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:22:11] [INFO ] [Real]Absence check using state equation in 1997 ms returned (error "Failed to check-sat")
[2020-05-18 06:22:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 17689 ms returned sat
[2020-05-18 06:22:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:22:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:22:31] [INFO ] [Real]Absence check using state equation in 1498 ms returned unknown
[2020-05-18 06:22:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 17039 ms returned sat
[2020-05-18 06:22:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:22:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:22:51] [INFO ] [Real]Absence check using state equation in 1981 ms returned (error "Failed to check-sat")
[2020-05-18 06:23:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 16969 ms returned sat
[2020-05-18 06:23:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:23:11] [INFO ] [Real]Absence check using state equation in 2194 ms returned (error "Failed to check-sat")
[2020-05-18 06:23:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 17036 ms returned sat
[2020-05-18 06:23:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:23:31] [INFO ] [Real]Absence check using state equation in 2145 ms returned (error "Failed to check-sat")
[2020-05-18 06:23:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 17605 ms returned sat
[2020-05-18 06:23:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:23:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:23:51] [INFO ] [Real]Absence check using state equation in 1582 ms returned (error "Failed to check-sat")
[2020-05-18 06:24:08] [INFO ] [Real]Absence check using 4000 positive place invariants in 16794 ms returned sat
[2020-05-18 06:24:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:24:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:24:11] [INFO ] [Real]Absence check using state equation in 2688 ms returned (error "Failed to check-sat")
[2020-05-18 06:24:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 17036 ms returned sat
[2020-05-18 06:24:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:24:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:24:31] [INFO ] [Real]Absence check using state equation in 2151 ms returned (error "Failed to check-sat")
[2020-05-18 06:24:51] [INFO ] [Real]Absence check using 4000 positive place invariants in 18906 ms returned sat
[2020-05-18 06:24:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:24:51] [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 (>= t2119 0)") while checking expression at index 118
[2020-05-18 06:25:08] [INFO ] [Real]Absence check using 4000 positive place invariants in 16714 ms returned sat
[2020-05-18 06:25:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:25:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:25:11] [INFO ] [Real]Absence check using state equation in 2506 ms returned (error "Failed to check-sat")
[2020-05-18 06:25:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 17005 ms returned sat
[2020-05-18 06:25:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:25:31] [INFO ] [Real]Absence check using state equation in 2088 ms returned (error "Solver has unexpectedly terminated")
[2020-05-18 06:25:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 17271 ms returned sat
[2020-05-18 06:25:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:25:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:25:51] [INFO ] [Real]Absence check using state equation in 1916 ms returned (error "Failed to check-sat")
[2020-05-18 06:26:08] [INFO ] [Real]Absence check using 4000 positive place invariants in 16502 ms returned sat
[2020-05-18 06:26:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:26:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:26:11] [INFO ] [Real]Absence check using state equation in 2478 ms returned (error "Failed to check-sat")
[2020-05-18 06:26:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 17492 ms returned sat
[2020-05-18 06:26:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:26:31] [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 (= s52 (- (+ 1 t8052) (+ t52 t2052)))") while checking expression at index 123
[2020-05-18 06:26:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 17420 ms returned sat
[2020-05-18 06:26:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:26:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:26:51] [INFO ] [Real]Absence check using state equation in 1756 ms returned (error "Failed to check-sat")
[2020-05-18 06:27:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 18352 ms returned sat
[2020-05-18 06:27:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:27:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:27:11] [INFO ] [Real]Absence check using state equation in 857 ms returned (error "Failed to check-sat")
[2020-05-18 06:27:30] [INFO ] [Real]Absence check using 4000 positive place invariants in 18150 ms returned sat
[2020-05-18 06:27:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:27:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:27:31] [INFO ] [Real]Absence check using state equation in 1224 ms returned (error "Failed to check-sat")
[2020-05-18 06:27:50] [INFO ] [Real]Absence check using 4000 positive place invariants in 18420 ms returned sat
[2020-05-18 06:27:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:27:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:27:51] [INFO ] [Real]Absence check using state equation in 766 ms returned (error "Failed to check-sat")
[2020-05-18 06:28:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 18696 ms returned sat
[2020-05-18 06:28:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:28:11] [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 (>= t7586 0)") while checking expression at index 128
[2020-05-18 06:28:31] [INFO ] [Real]Absence check using 4000 positive place invariants in 19231 ms returned sat
[2020-05-18 06:28:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:28:31] [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 129
[2020-05-18 06:28:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 17744 ms returned sat
[2020-05-18 06:28:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:28:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:28:51] [INFO ] [Real]Absence check using state equation in 1516 ms returned (error "Failed to check-sat")
[2020-05-18 06:29:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 16768 ms returned sat
[2020-05-18 06:29:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:29:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:29:11] [INFO ] [Real]Absence check using state equation in 2284 ms returned (error "Failed to check-sat")
[2020-05-18 06:29:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:29:31] [INFO ] [Real]Absence check using 4000 positive place invariants in 19020 ms returned (error "Failed to check-sat")
[2020-05-18 06:29:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:29:31] [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 132
[2020-05-18 06:29:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 16301 ms returned sat
[2020-05-18 06:29:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:29:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:29:51] [INFO ] [Real]Absence check using state equation in 2847 ms returned (error "Failed to check-sat")
[2020-05-18 06:30:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 18822 ms returned sat
[2020-05-18 06:30:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:30:11] [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 (>= t7622 0)") while checking expression at index 134
[2020-05-18 06:30:30] [INFO ] [Real]Absence check using 4000 positive place invariants in 18101 ms returned sat
[2020-05-18 06:30:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:30:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:30:31] [INFO ] [Real]Absence check using state equation in 1261 ms returned (error "Failed to check-sat")
[2020-05-18 06:30:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 16089 ms returned sat
[2020-05-18 06:30:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:30:51] [INFO ] [Real]Absence check using state equation in 3158 ms returned (error "Solver has unexpectedly terminated")
[2020-05-18 06:31:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:31:11] [INFO ] [Real]Absence check using 4000 positive place invariants in 19080 ms returned (error "Failed to check-sat")
[2020-05-18 06:31:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:31:11] [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 137
[2020-05-18 06:31:31] [INFO ] [Real]Absence check using 4000 positive place invariants in 18474 ms returned sat
[2020-05-18 06:31:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:31:31] [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 (>= t5610 0)") while checking expression at index 138
[2020-05-18 06:31:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:31:51] [INFO ] [Real]Absence check using 4000 positive place invariants in 19092 ms returned unknown
[2020-05-18 06:32:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 17010 ms returned sat
[2020-05-18 06:32:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:32:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:32:11] [INFO ] [Real]Absence check using state equation in 2091 ms returned (error "Failed to check-sat")
[2020-05-18 06:32:31] [INFO ] [Real]Absence check using 4000 positive place invariants in 18365 ms returned sat
[2020-05-18 06:32:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:32:31] [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 141
[2020-05-18 06:32:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:32:51] [INFO ] [Real]Absence check using 4000 positive place invariants in 19338 ms returned unknown
[2020-05-18 06:33:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 18085 ms returned sat
[2020-05-18 06:33:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:33:11] [INFO ] [Real]Absence check using state equation in 1160 ms returned (error "Solver has unexpectedly terminated")
[2020-05-18 06:33:30] [INFO ] [Real]Absence check using 4000 positive place invariants in 17921 ms returned sat
[2020-05-18 06:33:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:33:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:33:31] [INFO ] [Real]Absence check using state equation in 1309 ms returned (error "Failed to check-sat")
[2020-05-18 06:33:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 16013 ms returned sat
[2020-05-18 06:33:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:33:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:33:51] [INFO ] [Real]Absence check using state equation in 3179 ms returned (error "Failed to check-sat")
[2020-05-18 06:34:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 18293 ms returned sat
[2020-05-18 06:34:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:34:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:34:11] [INFO ] [Real]Absence check using state equation in 949 ms returned (error "Failed to check-sat")
[2020-05-18 06:34:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 17025 ms returned sat
[2020-05-18 06:34:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:34:31] [INFO ] [Real]Absence check using state equation in 2304 ms returned (error "Solver has unexpectedly terminated")
[2020-05-18 06:34:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 16697 ms returned sat
[2020-05-18 06:34:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:34:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:34:51] [INFO ] [Real]Absence check using state equation in 2543 ms returned unknown
[2020-05-18 06:35:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 16178 ms returned sat
[2020-05-18 06:35:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:35:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:35:11] [INFO ] [Real]Absence check using state equation in 2841 ms returned (error "Failed to check-sat")
[2020-05-18 06:35:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 16738 ms returned sat
[2020-05-18 06:35:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:35:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:35:31] [INFO ] [Real]Absence check using state equation in 2537 ms returned (error "Failed to check-sat")
[2020-05-18 06:35:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 16274 ms returned sat
[2020-05-18 06:35:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:35:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:35:51] [INFO ] [Real]Absence check using state equation in 2952 ms returned (error "Failed to check-sat")
[2020-05-18 06:36:11] [INFO ] [Real]Absence check using 4000 positive place invariants in 18967 ms returned sat
[2020-05-18 06:36:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:36:11] [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 152
[2020-05-18 06:36:30] [INFO ] [Real]Absence check using 4000 positive place invariants in 17813 ms returned sat
[2020-05-18 06:36:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:36:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:36:31] [INFO ] [Real]Absence check using state equation in 1441 ms returned (error "Failed to check-sat")
[2020-05-18 06:36:50] [INFO ] [Real]Absence check using 4000 positive place invariants in 17502 ms returned sat
[2020-05-18 06:36:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:36:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:36:51] [INFO ] [Real]Absence check using state equation in 1629 ms returned (error "Failed to check-sat")
[2020-05-18 06:37:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 17555 ms returned sat
[2020-05-18 06:37:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:37:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:37:11] [INFO ] [Real]Absence check using state equation in 1557 ms returned (error "Failed to check-sat")
[2020-05-18 06:37:30] [INFO ] [Real]Absence check using 4000 positive place invariants in 18012 ms returned sat
[2020-05-18 06:37:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:37:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:37:31] [INFO ] [Real]Absence check using state equation in 1094 ms returned (error "Failed to check-sat")
[2020-05-18 06:37:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 16688 ms returned sat
[2020-05-18 06:37:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:37:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:37:51] [INFO ] [Real]Absence check using state equation in 2348 ms returned (error "Failed to check-sat")
[2020-05-18 06:38:11] [INFO ] [Real]Absence check using 4000 positive place invariants in 18385 ms returned sat
[2020-05-18 06:38:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:38:12] [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 (>= t8180 0)") while checking expression at index 158
[2020-05-18 06:38:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 16714 ms returned sat
[2020-05-18 06:38:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:38:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:38:32] [INFO ] [Real]Absence check using state equation in 2213 ms returned (error "Failed to check-sat")
[2020-05-18 06:38:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:38:52] [INFO ] [Real]Absence check using 4000 positive place invariants in 19210 ms returned (error "Failed to check-sat")
[2020-05-18 06:38:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:38:52] [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 160
[2020-05-18 06:39:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 17020 ms returned sat
[2020-05-18 06:39:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:39:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:39:12] [INFO ] [Real]Absence check using state equation in 2198 ms returned (error "Failed to check-sat")
[2020-05-18 06:39:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:39:32] [INFO ] [Real]Absence check using 4000 positive place invariants in 19215 ms returned unknown
[2020-05-18 06:39:51] [INFO ] [Real]Absence check using 4000 positive place invariants in 19092 ms returned sat
[2020-05-18 06:39:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:39:52] [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: Broken pipe") while checking expression at index 163
[2020-05-18 06:40:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 17649 ms returned sat
[2020-05-18 06:40:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:40:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:40:12] [INFO ] [Real]Absence check using state equation in 1457 ms returned (error "Failed to check-sat")
[2020-05-18 06:40:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 17011 ms returned sat
[2020-05-18 06:40:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:40:32] [INFO ] [Real]Absence check using state equation in 2264 ms returned (error "Solver has unexpectedly terminated")
[2020-05-18 06:40:50] [INFO ] [Real]Absence check using 4000 positive place invariants in 17375 ms returned sat
[2020-05-18 06:40:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:40:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:40:52] [INFO ] [Real]Absence check using state equation in 1866 ms returned (error "Failed to check-sat")
[2020-05-18 06:41:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 16676 ms returned sat
[2020-05-18 06:41:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:41:12] [INFO ] [Real]Absence check using state equation in 2361 ms returned (error "Solver has unexpectedly terminated")
[2020-05-18 06:41:30] [INFO ] [Real]Absence check using 4000 positive place invariants in 17936 ms returned sat
[2020-05-18 06:41:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:41:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:41:32] [INFO ] [Real]Absence check using state equation in 1251 ms returned (error "Failed to check-sat")
[2020-05-18 06:41:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:41:52] [INFO ] [Real]Absence check using 4000 positive place invariants in 19244 ms returned (error "Failed to check-sat")
[2020-05-18 06:41:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:41:52] [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 169
[2020-05-18 06:42:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 16739 ms returned sat
[2020-05-18 06:42:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:42:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:42:12] [INFO ] [Real]Absence check using state equation in 2470 ms returned (error "Failed to check-sat")
[2020-05-18 06:42:32] [INFO ] [Real]Absence check using 4000 positive place invariants in 19163 ms returned sat
[2020-05-18 06:42:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:42:32] [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 (>= t686 0)") while checking expression at index 171
[2020-05-18 06:42:51] [INFO ] [Real]Absence check using 4000 positive place invariants in 18682 ms returned sat
[2020-05-18 06:42:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:42:52] [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: Broken pipe") while checking expression at index 172
[2020-05-18 06:43:11] [INFO ] [Real]Absence check using 4000 positive place invariants in 18221 ms returned sat
[2020-05-18 06:43:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:43:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:43:12] [INFO ] [Real]Absence check using state equation in 1086 ms returned (error "Failed to check-sat")
[2020-05-18 06:43:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:43:32] [INFO ] [Real]Absence check using 4000 positive place invariants in 19369 ms returned unknown
[2020-05-18 06:43:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:43:52] [INFO ] [Real]Absence check using 4000 positive place invariants in 19064 ms returned unknown
[2020-05-18 06:44:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 17385 ms returned sat
[2020-05-18 06:44:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:44:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:44:12] [INFO ] [Real]Absence check using state equation in 1693 ms returned (error "Failed to check-sat")
[2020-05-18 06:44:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 06:44:32] [INFO ] [Real]Absence check using 4000 positive place invariants in 19138 ms returned (error "Failed to check-sat")
[2020-05-18 06:44:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 06:44:32] [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 177

BK_TIME_CONFINEMENT_REACHED

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ /home/mcc/BenchKit//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination LTLFireability -z3path /home/mcc/BenchKit//z3/bin/z3 -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m -Dfile.encoding=UTF-8 -Dosgi.requiredJavaVersion=1.6

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-COL-002000"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
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 itstools"
echo " Input is Philosophers-COL-002000, 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 r126-tajo-158961389800066"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-002000.tgz
mv Philosophers-COL-002000 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 ;