* using log directory ‘/srv/hornik/tmp/CRAN_pretest/IBDInfer.Rcheck’
* using R Under development (unstable) (2025-04-15 r88147)
* using platform: x86_64-pc-linux-gnu
* R was compiled by
    Debian clang version 19.1.7 (1+b1)
    Debian flang-new version 19.1.7 (1+b1)
* running under: Debian GNU/Linux trixie/sid
* using session charset: UTF-8
* checking for file ‘IBDInfer/DESCRIPTION’ ... OK
* this is package ‘IBDInfer’ version ‘0.0.1’
* package encoding: UTF-8
* checking CRAN incoming feasibility ... [3s/4s] NOTE
Maintainer: ‘Taehyeon Koo <tk587@stat.rutgers.edu>’

New submission

Possibly misspelled words in DESCRIPTION:
  BIBDs (13:162)
  Horvitz (13:347)
  Hájek (13:368)
  IBDInfer (13:18)
  IBDs (13:117)
  Koo (13:229)
  Pashley (13:237)

The Title field should be in title case. Current version is:
  ‘Design-based Causal Inference Method for Incomplete Block Designs’
In title case that is:
  ‘Design-Based Causal Inference Method for Incomplete Block Designs’

The Description field contains
  Based on Koo and Pashley (2024) <arXiv:2405.19312>, it includes
Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.
* 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 serialization versions ... OK
* checking whether package ‘IBDInfer’ can be installed ... [2s/2s] OK
* checking package directory ... OK
* checking for future file timestamps ... 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 ... [0s/0s] OK
* checking whether the package can be loaded with stated dependencies ... [0s/0s] OK
* checking whether the package can be unloaded cleanly ... [0s/0s] OK
* checking whether the namespace can be loaded with stated dependencies ... [0s/0s] OK
* checking whether the namespace can be unloaded cleanly ... [0s/0s] OK
* checking loading without being on the library search path ... [0s/0s] 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 ... [4s/4s] NOTE
IBDInfer: no visible binding for global variable ‘blk_id’
IBDInfer: no visible binding for global variable ‘Y.obs’
IBDInfer: no visible binding for global variable ‘n_kt’
IBDInfer: no visible binding for global variable ‘s2’
IBDgen: no visible binding for global variable ‘mat’
Undefined global functions or variables:
  Y.obs blk_id mat n_kt s2
* checking Rd files ... [0s/0s] OK
* checking Rd metadata ... OK
* checking Rd line widths ... 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 examples ... [1s/1s] ERROR
Running examples in ‘IBDInfer-Ex.R’ failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: IBDInfer
> ### Title: Design-based Inference for Incomplete Block Designs
> ### Aliases: IBDInfer
> 
> ### ** Examples
> 
> K <- 6
> n.trt <- 3
> t <- 2
> n.vec <- rep(4, K)
> df <- IBDgen(K = K, n.trt = n.trt, t = t, n.vec = n.vec)$blk_assign

[1] The design is a balanced incomplete block design w.r.t. rows.

Error in IBDgen(K = K, n.trt = n.trt, t = t, n.vec = n.vec) : 
  object 'mat' not found
Calls: IBDgen -> nrow
Execution halted
* checking PDF version of manual ... [2s/2s] OK
* checking HTML version of manual ... [0s/0s] OK
* checking for non-standard things in the check directory ... OK
* checking for detritus in the temp directory ... OK
* DONE
Status: 1 ERROR, 2 NOTEs