Error(s) in re-building vignettes:
--- re-building 'diagnostic.Rmd' using rmarkdown

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

Quitting from lines 33-47 (diagnostic.Rmd) 
Error: processing vignette 'diagnostic.Rmd' failed with diagnostics:
Timeout was reached: [www.wahlrecht.de] Operation timed out after 10000 milliseconds with 0 out of 0 bytes received
--- failed re-building 'diagnostic.Rmd'

--- re-building 'pooling.Rmd' using rmarkdown

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

Warning: `cols` is now required when using unnest().
Please use `cols = c(surveys)`
--- finished re-building 'pooling.Rmd'

--- re-building 'workflow.Rmd' using rmarkdown

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

Warning: Problem with `mutate()` input `start`.
x  1 failed to parse.
i Input `start` is `dmy(...)`.
Warning:  1 failed to parse.
Warning: Problem with `mutate()` input `end`.
x  1 failed to parse.
i Input `end` is `dmy(...)`.
Warning:  1 failed to parse.
Warning: Problem with `mutate()` input `draws`.
x `tbl_df()` is deprecated as of dplyr 1.0.0.
Please use `tibble::as_tibble()` instead.
This warning is displayed once every 8 hours.
Call `lifecycle::last_warnings()` to see where this warning was generated.
i Input `draws` is `map(survey, draw_from_posterior, nsim = 10, correction = 0.005)`.
Warning: Problem with `mutate()` input `draws`.
x `tbl_df()` is deprecated as of dplyr 1.0.0.
Please use `tibble::as_tibble()` instead.
This warning is displayed once every 8 hours.
Call `lifecycle::last_warnings()` to see where this warning was generated.
i Input `draws` is `map(survey, draw_from_posterior, nsim = 10, correction = 0.005)`.
Warning: `tbl_df()` is deprecated as of dplyr 1.0.0.
Please use `tibble::as_tibble()` instead.
This warning is displayed once every 8 hours.
Call `lifecycle::last_warnings()` to see where this warning was generated.
--- finished re-building 'workflow.Rmd'

SUMMARY: processing the following file failed:
  'diagnostic.Rmd'

Error: Vignette re-building failed.
Execution halted