'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory
'LazyData' is specified without a 'data' directory
Error(s) in re-building vignettes:
  ...
--- re-building ‘examples.Rmd’ using rmarkdown
Warning in engine$weave(file, quiet = quiet, encoding = enc) :
  Pandoc (>= 1.12.3) not available. Falling back to R Markdown v1.

Attaching package: 'dplyr'

The following objects are masked from 'package:stats':

    filter, lag

The following objects are masked from 'package:base':

    intersect, setdiff, setequal, union


── Column specification ────────────────────────────────────────────────────────
cols(
  Favorable = col_double(),
  Unfavorable = col_double(),
  Undecided = col_double(),
  poll_slug = col_character(),
  survey_house = col_character(),
  start_date = col_date(format = ""),
  end_date = col_date(format = ""),
  question_text = col_character(),
  sample_subpopulation = col_character(),
  observations = col_double(),
  margin_of_error = col_double(),
  mode = col_character(),
  partisanship = col_character(),
  partisan_affiliation = col_character()
)


── Column specification ────────────────────────────────────────────────────────
cols(
  label = col_character(),
  date = col_date(format = ""),
  value = col_double(),
  low = col_logical(),
  high = col_logical()
)

Quitting from lines 78-80 (examples.Rmd) 
Error: processing vignette 'examples.Rmd' failed with diagnostics:
API did not return json.
--- failed re-building ‘examples.Rmd’

SUMMARY: processing the following file failed:
  ‘examples.Rmd’

Error: Vignette re-building failed.
Execution halted

installed size is 11.6Mb
  sub-directories of 1Mb or more:
    libs  11.4Mb
Namespace in Imports field not imported from: ‘RcppNumerical’
  All declared Imports should be used.
Namespace in Imports field not imported from: ‘RcppNumerical’
  All declared Imports should be used.
Namespace in Imports field not imported from: 'RcppNumerical'
  All declared Imports should be used.
Installation failed.
See ‘/home/ripley/R/packages/tests32/BayesPPD.Rcheck/00install.out’ for details.
installed size is 12.1Mb
  sub-directories of 1Mb or more:
    libs  11.9Mb
Namespace in Imports field not imported from: ‘RcppNumerical’
  All declared Imports should be used.
File ‘BayesPPD/libs/BayesPPD.so’:
  Found ‘___assert_rtn’, possibly from ‘assert’ (C)
    Object: ‘NI_fixed.o’

Compiled code should not call entry points which might terminate R nor
write to stdout/stderr instead of to the console, nor use Fortran I/O
nor system RNGs.

See ‘Writing portable packages’ in the ‘Writing R Extensions’ manual.
installed size is 12.2Mb
  sub-directories of 1Mb or more:
    libs  12.1Mb
Namespace in Imports field not imported from: ‘RcppNumerical’
  All declared Imports should be used.
File ‘BayesPPD/libs/BayesPPD.so’:
  Found ‘___assert_rtn’, possibly from ‘assert’ (C)
    Object: ‘NI_fixed.o’

Compiled code should not call entry points which might terminate R nor
write to stdout/stderr instead of to the console, nor use Fortran I/O
nor system RNGs.

See ‘Writing portable packages’ in the ‘Writing R Extensions’ manual.