Ubuntu 18.04 closing after start

Inizia riproducendo l’avvio segnalato su Ubuntu 18.04 usando il log di questo issue, prestando particolare attenzione al messaggio finale di istruzione non valida dopo i controlli delle tabelle SQLAlchemy. Non vengono indicati file sorgente o test; il lavoro è completato quando il problema di avvio è stato identificato e verificato che Dragonfire non si chiuda più inaspettatamente.

dragonfire
TensorFlow detected: v1.0.0

Warning: Restoring parameters:
globStep: 32000
watsonMode: False
autoEncode: False
corpus: cornell
datasetTag: old
maxLength: 10
filterVocab: 0
skipLines: False
vocabularySize: 0
hiddenSize: 512
numLayers: 2
softmaxSamples: 0
initEmbeddings: False
embeddingSize: 64
embeddingSource: None

Loading dataset from /usr/share/dragonfire/deepconv/model-pretrainedv2/dataset-cornell-old-length10-filter0-vocabSize0.pkl
Loaded cornell: 34991 words, 139979 QA
Model creation...
W tensorflow/core/platform/cpu_feature_guard.cc:45] The TensorFlow library wasn't compiled to use SSE3 instructions, but these are available on your machine and could speed up CPU computations.
W tensorflow/core/platform/cpu_feature_guard.cc:45] The TensorFlow library wasn't compiled to use SSE4.1 instructions, but these are available on your machine and could speed up CPU computations.
Initialize variables...
WARNING: Restoring previous model from /usr/share/dragonfire/deepconv/model-pretrainedv2/model.ckpt

Dragonfire: GOOD MORNING SIR

2019-04-22 11:57:19,457 INFO sqlalchemy.engine.base.Engine SELECT CAST('test plain returns' AS VARCHAR(60)) AS anon_1
2019-04-22 11:57:19,458 INFO sqlalchemy.engine.base.Engine ()
2019-04-22 11:57:19,459 INFO sqlalchemy.engine.base.Engine SELECT CAST('test unicode returns' AS VARCHAR(60)) AS anon_1
2019-04-22 11:57:19,459 INFO sqlalchemy.engine.base.Engine ()
2019-04-22 11:57:19,460 INFO sqlalchemy.engine.base.Engine PRAGMA table_info("users")
2019-04-22 11:57:19,460 INFO sqlalchemy.engine.base.Engine ()
2019-04-22 11:57:19,461 INFO sqlalchemy.engine.base.Engine PRAGMA table_info("facts")
2019-04-22 11:57:19,461 INFO sqlalchemy.engine.base.Engine ()
2019-04-22 11:57:19,461 INFO sqlalchemy.engine.base.Engine PRAGMA table_info("notifications")
2019-04-22 11:57:19,461 INFO sqlalchemy.engine.base.Engine ()
2019-04-22 11:57:19,462 INFO sqlalchemy.engine.base.Engine PRAGMA table_info("notepad")
2019-04-22 11:57:19,462 INFO sqlalchemy.engine.base.Engine ()
Недопустимая инструкция (стек памяти сброшен на диск)

In english last line means: "bad instruction"