* using log directory ‘/home/hornik/tmp/R.check/r-release-gcc/Work/PKGS/SuperSurv.Rcheck’
* using R version 4.6.0 (2026-04-24)
* using platform: x86_64-pc-linux-gnu
* R was compiled by
    gcc-16 (Debian 16.1.0-1) 16.1.0
    GNU Fortran (Debian 16.1.0-1) 16.1.0
* running under: Debian GNU/Linux forky/sid
* using session charset: UTF-8
* current time: 2026-06-06 07:36:29 UTC
* checking for file ‘SuperSurv/DESCRIPTION’ ... OK
* checking extension type ... Package
* this is package ‘SuperSurv’ version ‘0.1.2’
* package encoding: UTF-8
* checking package namespace information ... OK
* checking package dependencies ... INFO
Package suggested but not available for checking: ‘fastshap’
* 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 whether package ‘SuperSurv’ can be installed ... OK
See 'https://www.r-project.org/nosvn/R.check/r-release-linux-x86_64/SuperSurv-00install.html' for details.
* checking package directory ... OK
* checking for future file timestamps ... 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/3s] 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/3s] OK
* checking whether the namespace can be unloaded cleanly ... [3s/3s] OK
* checking loading without being on the library search path ... [2s/3s] 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 ... [21s/28s] OK
* checking Rd files ... [1s/1s] 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 contents of ‘data’ directory ... OK
* checking data for non-ASCII characters ... [0s/0s] OK
* checking LazyData ... OK
* checking data for ASCII and uncompressed saves ... OK
* checking installed files from ‘inst/doc’ ... OK
* checking files in ‘vignettes’ ... OK
* checking examples ... [45s/52s] OK
Examples with CPU (user + system) or elapsed time > 5s
                user system elapsed
plot_benchmark 7.411   0.14   7.818
* checking for unstated dependencies in ‘tests’ ... OK
* checking tests ... [5s/7s] OK
  Running ‘test-SuperSurv-methods.R’ [3s/3s]
  Running ‘test-library-validation.R’ [3s/4s]
* checking for unstated dependencies in vignettes ... OK
* checking package vignettes ... OK
* checking re-building of vignette outputs ... [518s/442s] ERROR
Error(s) in re-building vignettes:
  ...
--- re-building ‘base-learner-rfsrc.Rmd’ using rmarkdown
--- finished re-building ‘base-learner-rfsrc.Rmd’

--- re-building ‘causal-rmst.Rmd’ using rmarkdown
--- finished re-building ‘causal-rmst.Rmd’

--- re-building ‘extending-supersurv.Rmd’ using rmarkdown
--- finished re-building ‘extending-supersurv.Rmd’

--- re-building ‘grid-search.Rmd’ using rmarkdown
--- finished re-building ‘grid-search.Rmd’

--- re-building ‘installation.Rmd’ using rmarkdown
--- finished re-building ‘installation.Rmd’

--- re-building ‘model-performance.Rmd’ using rmarkdown
--- finished re-building ‘model-performance.Rmd’

--- re-building ‘parametric-models.Rmd’ using rmarkdown
--- finished re-building ‘parametric-models.Rmd’

--- re-building ‘scaleup-parallel.Rmd’ using rmarkdown
--- finished re-building ‘scaleup-parallel.Rmd’

--- re-building ‘screening-methods.Rmd’ using rmarkdown
--- finished re-building ‘screening-methods.Rmd’

--- re-building ‘shap-explanations.Rmd’ using rmarkdown

Quitting from shap-explanations.Rmd:66-78 [calc-shap]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error in `loadNamespace()`:
! there is no package called 'fastshap'
---
Backtrace:
    ▆
 1. ├─SuperSurv::explain_kernel(...)
 2. └─base::loadNamespace(x)
 3.   └─base::withRestarts(stop(cond), retry_loadNamespace = function() NULL)
 4.     └─base (local) withOneRestart(expr, restarts[[1L]])
 5.       └─base (local) doWithOneRestart(return(expr), restart)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'shap-explanations.Rmd' failed with diagnostics:
there is no package called 'fastshap'
--- failed re-building ‘shap-explanations.Rmd’

--- re-building ‘supersurv-best.Rmd’ using rmarkdown
--- finished re-building ‘supersurv-best.Rmd’

--- re-building ‘supersurv-ensemble.Rmd’ using rmarkdown
--- finished re-building ‘supersurv-ensemble.Rmd’

SUMMARY: processing the following file failed:
  ‘shap-explanations.Rmd’

Error: Vignette re-building failed.
Execution halted

* checking PDF version of manual ... [6s/9s] OK
* checking HTML version of manual ... [5s/8s] OK
* checking for non-standard things in the check directory ... OK
* DONE
Status: 1 ERROR