INFO - This is Biber 1.2
INFO - Logfile is 'mwe8.blg'
INFO - Reading 'mwe8.bcf'
WARN - Warning: Found biblatex control file version 1.7, expected version 2.0
INFO - Found 1 citekeys in bib section 0
INFO - Processing section 0
INFO - Looking for bibtex format file 'bib.bib' for section 0
INFO - Decoding LaTeX character macros into UTF-8
INFO - Found BibTeX data source 'bib.bib'
WARN - Labelname candidate 'shortauthor' is not a name field - skipping
WARN - Labelname candidate 'author' is not a name field - skipping
WARN - Labelname candidate 'shorteditor' is not a name field - skipping
WARN - Labelname candidate 'editor' is not a name field - skipping
WARN - Labelname candidate 'translator' is not a name field - skipping
Use of uninitialized value $llabel in concatenation (.) or string at Biber.pm line 1741.
Use of uninitialized value $llabel in concatenation (.) or string at Biber.pm line 1755.
Use of uninitialized value $llabel in concatenation (.) or string at Biber.pm line 1770.
Use of uninitialized value $llabel in concatenation (.) or string at Biber.pm line 2566.
INFO - Overriding locale 'English_United States.1252' default tailoring 'variable = shifted' with 'variable = non-ignorable'
Use of uninitialized value $llabel in concatenation (.) or string at Biber.pm line 2697.
INFO - Sorting 'entry' list '' keys
INFO - No sort tailoring available for locale 'English_United States.1252'
Use of uninitialized value $llabel in concatenation (.) or string at Biber.pm line 1777.
INFO - Writing 'mwe8.bbl' with encoding 'UTF-8'
Use of uninitialized value $listlabel in concatenation (.) or string at Biber/Output/bbl.pm line 472.
Use of uninitialized value $listlabel in concatenation (.) or string at Biber/Output/bbl.pm line 474.
INFO - Output to mwe8.bbl
INFO - WARNINGS: 6