* using log directory ‘/srv/hornik/tmp/CRAN_pretest/dtlcor.Rcheck’
* using R Under development (unstable) (2025-03-17 r87990)
* 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 ‘dtlcor/DESCRIPTION’ ... OK
* this is package ‘dtlcor’ version ‘0.0.0.9000’
* package encoding: UTF-8
* checking CRAN incoming feasibility ... [3s/3s] NOTE
Maintainer: ‘Weibin Zhong <Weibin.Zhong@Regeneron.com>’

New submission

Version contains large components (0.0.0.9000)

The Title field should be in title case. Current version is:
  ‘R package for "Multiplicity Control in Oncology Clinical Trials with a Surrogate Endpoint-Based Drop-The-Losers Design"’
In title case that is:
  ‘R Package for "Multiplicity Control in Oncology Clinical Trials with a Surrogate Endpoint-Based Drop-the-Losers Design"’
* 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 ‘dtlcor’ can be installed ... [5s/5s] OK
* checking package directory ... OK
* checking for future file timestamps ... OK
* checking DESCRIPTION meta-information ... OK
* checking top-level files ... NOTE
Non-standard file/directory found at top level:
  ‘LICENSE.md’
* 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/2s] OK
* checking whether the package can be loaded with stated dependencies ... [2s/2s] OK
* checking whether the package can be unloaded cleanly ... [2s/2s] OK
* checking whether the namespace can be loaded with stated dependencies ... [2s/2s] OK
* checking whether the namespace can be unloaded cleanly ... [2s/2s] OK
* checking loading without being on the library search path ... [2s/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 ... [8s/8s] NOTE
dtl_app_get_alpha_t: no visible binding for global variable ‘alpha_s’
dtl_app_sim: no visible binding for global variable ‘I_21’
dtl_app_sim: no visible binding for global variable ‘rej’
dtl_app_sim_single: no visible binding for global variable ‘tt’
dtl_app_sim_single: no visible binding for global variable ‘censor’
Undefined global functions or variables:
  I_21 alpha_s censor rej tt
* 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 ... [2s/2s] ERROR
Running examples in ‘dtlcor-Ex.R’ failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: dtl_app_sim
> ### Title: Simulation study for drop-the-losers (DTL) trial.
> ### Aliases: dtl_app_sim
> 
> ### ** Examples
> 
> # Inputs
> nsim        = 100
> D           = 162
> N           = 152  
> n           = 80    
> mPFS        = c(180, 276, 300)
> q           = c(0.2, 0.4, 0.5)
> gamma       = 0.15
> delta       = 0.05  
> drop_rate   = 0.05
> enroll      = 20 * 12 / 365.25
> interim_t   = c(0.5, 1)
> 
> # Run function
> dtl_app_sim(nsim, alpha_t, D, N, n, mPFS, q, gamma, delta, drop_rate, enroll, interim_t)
Error: object 'alpha_t' not found
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, 3 NOTEs