It has been running in 105 minutes and is still only "starting".
Code:
Starting job: CALM Consolidation
Starting CALM Consolidation
CALM DB: D:/Calibre/Fanfiction/CALM/metadata.db
Tue Aug 23 16:24:14 2016
Python: Windows CPython 2.7.9
SQLite Version: 3.8.4 [APSW]
PRAGMA main.locking_mode = EXCLUSIVE;
Beginning 'Consolidate All Library Metadata'
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Attaching to New Source Library: D:/Calibre/Fanfiction/FFnet/Crime/metadata.db
Consolidating Source Standard Metadata: Tue Aug 23 16:24:14 2016