* using log directory ‘/srv/hornik/tmp/CRAN_pretest/DCal.Rcheck’
* using R Under development (unstable) (2025-08-31 r88749)
* using platform: x86_64-pc-linux-gnu
* R was compiled by
    Debian clang version 19.1.7 (3+b1)
    Debian flang-new version 19.1.7 (3+b1)
* running under: Debian GNU/Linux forky/sid
* using session charset: UTF-8
* checking for file ‘DCal/DESCRIPTION’ ... OK
* checking extension type ... Package
* this is package ‘DCal’ version ‘0.1.1’
* package encoding: UTF-8
* checking CRAN incoming feasibility ... [3s/4s] NOTE
Maintainer: ‘Xinbo Wang <cinbo_w@sjtu.edu.cn>’

New submission

Possibly misspelled words in DESCRIPTION:
  DCal (10:53)
  Liu (10:472)
  Xinbo (10:477)
  Yuhao (10:493)
  misspecified (10:411)

The Description field contains
  <arXiv:2305.04174>. The package relies on the optimisation software
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 ‘DCal’ can be installed ... [4s/4s] 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 ... [1s/1s] OK
* checking whether the package can be loaded with stated dependencies ... [1s/1s] OK
* checking whether the package can be unloaded cleanly ... [1s/1s] OK
* checking whether the namespace can be loaded with stated dependencies ... [1s/1s] OK
* checking whether the namespace can be unloaded cleanly ... [1s/1s] OK
* checking loading without being on the library search path ... [1s/1s] 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 ... [6s/6s] OK
* 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 ‘DCal-Ex.R’ failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: DCal_fast.mean_treat
> ### Title: Efficient Doubly-Calibrated Estimation of E[Y(1)] for
> ###   Observational Data
> ### Aliases: DCal_fast.mean_treat
> 
> ### ** Examples
> 
> p = 400
> s_or = 10
> n = 200
> rho = 0.9
> rd_num = 1
> Sigma_X <- matrix(0, p, p)
> for (i in 1:p) {
+   for (j in 1:p) {
+     Sigma_X[i, j] <- rho ** abs(i - j)
+   }
+ }
> X <- MASS::mvrnorm(n = n, mu = rep(0, p), Sigma = Sigma_X)
> 
> set.seed(rd_num)
> 
> # Sparse PS
> gamma_true <- rep(0, p)
> act_loc <- 1:s_or
> gamma_true[act_loc] <- runif(length(act_loc), 1, 2)
> gamma_true <- gamma_true / norm(gamma_true, type = '2')
> 
> U <- X %*% gamma_true
> pi_W <- 1 / (1 + exp(-U))
> W <- rbinom(n, size = 1, p = pi_W)
> 
> # nonlinear dense OR
> require(splines)
Loading required package: splines
> beta_true <- rep(0, p)
> act_loc <- 1:p
> for (j in act_loc) {
+   beta_true[j] <- 1 / j
+ }
> beta_true <-  beta_true / norm(beta_true, type = '2')
> 
> X2 <- 2 / (1 + exp(-X[, 2]))
> X3 <- exp(X[, 3] / 2)
> X4 <- X[, 4] / (1 + exp(X[, 3]))
> X5 <- X[, 4] * X[, 5] / 10
> 
> non_lin <- scale(cbind(X2, X3, X4, X5)) %*% c(1, -1 / 2, 1 / 3, -1 / 4) +
+     bs(X[, 1], df = 100) %*% c(1 / (1:100))
> term_cm <- (abs(non_lin) + 0.05) ** (-1) + X %*% beta_true
> potential_outcome_treat <-  term_cm - 1
> potential_outcome_control <- term_cm
> Y <- potential_outcome_treat * W + potential_outcome_control * (1 - W) + rnorm(n, 0, 1)
> tau_treat_g <- mean(potential_outcome_treat)
> 
> 
> mean_treat_dcal_ls <- DCal_fast.mean_treat(
+   X,
+   Y,
+   W,
+   Y.family = 'gaussian',
+   B = 3,
+   K = 2,
+   is.scale = FALSE,
+   alpha = 0.9,
+   is.parallel = TRUE,
+   core_num = 2
+ )
Error in { : 
  task 1 failed - "Unknown exported object to be built. Please use 'Rmosek::mosek_attachbuilder' to complete the installation of Rmosek."
Calls: DCal_fast.mean_treat -> %dopar% -> <Anonymous>
Execution halted
* checking PDF version of manual ... [3s/3s] 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, 1 NOTE