* using log directory ‘/Users/ripley/R/packages/tests-devel/rpredictit.Rcheck’
* using R Under development (unstable) (2025-04-11 r88138)
* using platform: aarch64-apple-darwin24.4.0
* R was compiled by
    Apple clang version 17.0.0 (clang-1700.0.13.3)
    GNU Fortran (GCC) 14.2.0
* running under: macOS Sequoia 15.4
* using session charset: UTF-8
* using option ‘--no-stop-on-test-error’
* checking for file ‘rpredictit/DESCRIPTION’ ... OK
* this is package ‘rpredictit’ version ‘0.1.0’
* package encoding: UTF-8
* checking package namespace information ... OK
* checking package dependencies ... OK
* checking if this is a source package ... OK
* checking if there is a namespace ... OK
* checking for executable files ... OK
* checking for hidden files and directories ... OK
* checking for portable file names ... OK
* checking for sufficient/correct file permissions ... OK
* checking whether package ‘rpredictit’ can be installed ... OK
* checking installed package size ... OK
* checking package directory ... OK
* checking ‘build’ directory ... OK
* checking DESCRIPTION meta-information ... OK
* checking top-level files ... OK
* checking for left-over files ... OK
* checking index information ... OK
* checking package subdirectories ... OK
* checking code files for non-ASCII characters ... OK
* checking R files for syntax errors ... OK
* checking whether the package can be loaded ... OK
* checking whether the package can be loaded with stated dependencies ... OK
* checking whether the package can be unloaded cleanly ... OK
* checking whether the namespace can be loaded with stated dependencies ... OK
* checking whether the namespace can be unloaded cleanly ... OK
* checking loading without being on the library search path ... OK
* checking use of S3 registration ... OK
* checking dependencies in R code ... OK
* checking S3 generic/method consistency ... OK
* checking replacement functions ... OK
* checking foreign function calls ... OK
* checking R code for possible problems ... OK
* checking Rd files ... OK
* checking Rd metadata ... OK
* checking Rd cross-references ... OK
* checking for missing documentation entries ... OK
* checking for code/documentation mismatches ... OK
* checking Rd \usage sections ... OK
* checking Rd contents ... OK
* checking for unstated dependencies in examples ... OK
* checking installed files from ‘inst/doc’ ... OK
* checking files in ‘vignettes’ ... OK
* checking examples ... ERROR
Running examples in ‘rpredictit-Ex.R’ failed
The error most likely occurred in:

> ### Name: historical_plot
> ### Title: Plot historical contract data obtained from the 'PredictIt'
> ###   website
> ### Aliases: historical_plot
> 
> ### ** Examples
> 
> filename <- "What_will_be_the_balance_of_power_in_Congress_after_the_2020_election.csv"
> csv_path <- system.file("extdata", filename, package = "rpredictit")
> contract_data <- parse_historical_csv(csv_path)
Warning: non-unique values when setting 'row.names': 
Error in `.rowNamesDF<-`(x, value = value) : 
  duplicate 'row.names' are not allowed
Calls: parse_historical_csv ... row.names<- -> row.names<-.data.frame -> .rowNamesDF<-
Execution halted
* checking for unstated dependencies in vignettes ... OK
* checking package vignettes ... OK
* checking re-building of vignette outputs ... ERROR
Error(s) in re-building vignettes:
--- re-building ‘rpredictit-vignette.Rmd’ using rmarkdown

Quitting from rpredictit-vignette.Rmd:61-66 [unnamed-chunk-5]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error in `.rowNamesDF<-`:
! duplicate 'row.names' are not allowed
---
Backtrace:
    ▆
 1. └─rpredictit::parse_historical_csv(csv_path)
 2.   └─base::lapply(...)
 3.     └─rpredictit (local) FUN(X[[i]], ...)
 4.       └─base::`rownames<-`(`*tmp*`, value = dat$date)
 5.         ├─base::`row.names<-`(`*tmp*`, value = value)
 6.         └─base::`row.names<-.data.frame`(`*tmp*`, value = value)
 7.           └─base::`.rowNamesDF<-`(x, value = value)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'rpredictit-vignette.Rmd' failed with diagnostics:
duplicate 'row.names' are not allowed
--- failed re-building ‘rpredictit-vignette.Rmd’

SUMMARY: processing the following file failed:
  ‘rpredictit-vignette.Rmd’

Error: Vignette re-building failed.
Execution halted

* checking PDF version of manual ... OK
* checking HTML version of manual ... OK
* checking for detritus in the temp directory ... OK
* DONE

Status: 2 ERRORs
See
  ‘/Users/ripley/R/packages/tests-devel/rpredictit.Rcheck/00check.log’
for details.

       22.46 real        15.50 user         4.61 sys