* using log directory ‘/srv/hornik/tmp/CRAN/ablasso.Rcheck’
* using R Under development (unstable) (2024-04-27 r86487)
* using platform: x86_64-pc-linux-gnu
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    Debian flang-new version 17.0.6 (5)
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* checking for file ‘ablasso/DESCRIPTION’ ... OK
* this is package ‘ablasso’ version ‘1.0’
* package encoding: UTF-8
* checking CRAN incoming feasibility ... [3s/3s] NOTE
Maintainer: ‘Junyu Chen <junyu.chen@outlook.de>’

New submission

Possibly misspelled words in DESCRIPTION:
  Arellano (2:8, 13:29)
  Chernozhukov (13:118)
  al (13:134)
  et (13:131)
  preprint (13:216)

Unknown, possibly misspelled, fields in DESCRIPTION:
  ‘Authors’

The Description field contains
  preprint <arXiv:2402.00584>.
Please refer to arXiv e-prints via their arXiv DOI <doi:10.48550/arXiv.YYMM.NNNNN>.
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* checking examples ... [30m/30m] ERROR
Running examples in ‘ablasso-Ex.R’ failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: ablasso_mv_ss
> ### Title: AB-LASSO Estimator with Random Sample Splitting for Multivariate
> ###   Models
> ### Aliases: ablasso_mv_ss
> 
> ### ** Examples
> 
> # Use the Covid data
> N = length(unique(covid_data$fips))
> T = length(unique(covid_data$week))
> Y = matrix(covid_data$logdc, nrow = T, ncol = N)
> D = matrix(covid_data$dlogtests, nrow = T, ncol = N)
> C = list()
> C[[1]] = matrix(covid_data$school, nrow = T, ncol = N)
> C[[2]] = matrix(covid_data$college, nrow = T, ncol = N)
> C[[3]] = matrix(covid_data$pmask, nrow = T, ncol = N)
> C[[4]] = matrix(covid_data$pshelter, nrow = T, ncol = N)
> C[[5]] = matrix(covid_data$pgather50, nrow = T, ncol = N)
> 
> results.kf2 <- ablasso_mv_ss(Y = Y, D = D, C = C, lag = 4, nboot=10)
Checking the data structure...
The data structure is correct.
[1] "1 / 10"
[1] "2 / 10"
[1] "3 / 10"
[1] "4 / 10"
[1] "5 / 10"
[1] "6 / 10"
[1] "7 / 10"
[1] "8 / 10"
[1] "9 / 10"
[1] "10 / 10"
Estimation is finished.> print(results.kf2)
               beta_1      beta_2      beta_3       beta_4     theta_0
estimates  0.63452856 -0.01487650 0.042083591 -0.011128508 0.002654843
std.hat    0.01614011  0.00747098 0.006388103  0.006156288 0.004267923
stat      39.31376287 -1.99123843 6.587807209 -1.807665184 0.622045726
          theta_1.1 theta_1.2   theta_1.3   theta_1.4  theta_1.5
estimates 0.4988563 1.7314910 -0.08575397 -0.11719079 0.05452443
std.hat   0.1458340 0.3299589  0.02094505  0.03431429 0.03437242
stat      3.4207139 5.2475956 -4.09423648 -3.41521830 1.58628426
> results.kf5 <- ablasso_mv_ss(Y = Y, D = D, C = C, lag = 4, Kf = 5, nboot=10)
Checking the data structure...
The data structure is correct.
[1] "1 / 10"
[1] "2 / 10"

Execution halted
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* DONE
Status: 1 ERROR, 1 NOTE