* using log directory 'd:/Rcompile/CRANpkg/local/4.6/conformalForecast.Rcheck'
* using R Under development (unstable) (2026-01-10 r89298 ucrt)
* using platform: x86_64-w64-mingw32
* R was compiled by
    gcc.exe (GCC) 14.3.0
    GNU Fortran (GCC) 14.3.0
* running under: Windows Server 2022 x64 (build 20348)
* using session charset: UTF-8
* checking for file 'conformalForecast/DESCRIPTION' ... OK
* this is package 'conformalForecast' 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 hidden files and directories ... OK
* checking for portable file names ... OK
* checking whether package 'conformalForecast' 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 ... [2s] OK
* checking whether the package can be loaded with stated dependencies ... [2s] OK
* checking whether the package can be unloaded cleanly ... [2s] OK
* checking whether the namespace can be loaded with stated dependencies ... [2s] OK
* checking whether the namespace can be unloaded cleanly ... [3s] OK
* checking loading without being on the library search path ... [2s] 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 ... [9s] OK
* checking Rd files ... [1s] 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 ... [5s] ERROR
Running examples in 'conformalForecast-Ex.R' failed
The error most likely occurred in:

> ### Name: accuracy.default
> ### Title: Accuracy measures for a cross-validation model and a conformal
> ###   prediction model
> ### Aliases: accuracy.default
> 
> ### ** Examples
> 
> # Simulate time series from an AR(2) model
> library(forecast)
> series <- arima.sim(n = 200, list(ar = c(0.8, -0.5)), sd = sqrt(1))
> 
> # Cross-validation forecasting with a rolling window
> far2 <- function(x, h, level) {
+   Arima(x, order = c(2, 0, 0)) |>
+     forecast(h = h, level)
+ }
> fc <- cvforecast(series, forecastfun = far2, h = 3, level = 95,
+                  forward = TRUE, initial = 1, window = 50)
> 
> # Out-of-sample forecast accuracy on validation set
> accuracy(fc, measures = point_measures, byhorizon = TRUE)
Error in NextMethod(.Generic) : cannot assign 'tsp' to zero-length vector
Calls: accuracy ... accuracy.forecast -> trainingaccuracy -> Ops.ts -> NextMethod
Execution halted
* checking for unstated dependencies in vignettes ... OK
* checking package vignettes ... OK
* checking re-building of vignette outputs ... [18s] ERROR
Error(s) in re-building vignettes:
--- re-building 'conformalForecast.Rmd' using rmarkdown

Quitting from conformalForecast.Rmd:68-72 [cvinfo]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error in `NextMethod()`:
! cannot assign 'tsp' to zero-length vector
---
Backtrace:
    ▆
 1. ├─generics::accuracy(fc, byhorizon = TRUE)
 2. └─forecast:::accuracy.forecast(fc, byhorizon = TRUE)
 3.   └─forecast:::trainingaccuracy(object, test, d, D)
 4.     ├─stats:::Ops.ts(dx, fits)
 5.     └─base::NextMethod(.Generic)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'conformalForecast.Rmd' failed with diagnostics:
cannot assign 'tsp' to zero-length vector
--- failed re-building 'conformalForecast.Rmd'

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

Error: Vignette re-building failed.
Execution halted

* checking PDF version of manual ... [20s] OK
* checking HTML version of manual ... [5s] OK
* DONE
Status: 2 ERRORs