Error(s) in re-building vignettes:
  ...
--- re-building ‘geotargets.Rmd’ using rmarkdown

Quitting from geotargets.Rmd:88-95 [make-rast]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error:
! ! callr subprocess failed: could not start R, exited with non-zero status, has crashed or was killed
---
Backtrace:
    ▆
 1. └─targets::tar_make()
 2.   └─targets:::callr_outer(...)
 3.     └─targets:::callr_dispatch(...)
 4.       ├─targets:::if_any(...)
 5.       ├─base::do.call(...)
 6.       └─callr (local) `<fn>`(...)
 7.         └─callr:::get_result(output = out, options)
 8.           └─throw(new_callr_crash_error(output, killmsg))
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'geotargets.Rmd' failed with diagnostics:
! callr subprocess failed: could not start R, exited with non-zero status, has crashed or was killed
--- failed re-building ‘geotargets.Rmd’

--- re-building ‘tar_terra_tiles.Rmd’ using rmarkdown

Quitting from tar_terra_tiles.Rmd:238-245 [tar-make]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error:
! ! callr subprocess failed: could not start R, exited with non-zero status, has crashed or was killed
---
Backtrace:
    ▆
 1. └─targets::tar_make()
 2.   └─targets:::callr_outer(...)
 3.     └─targets:::callr_dispatch(...)
 4.       ├─targets:::if_any(...)
 5.       ├─base::do.call(...)
 6.       └─callr (local) `<fn>`(...)
 7.         └─callr:::get_result(output = out, options)
 8.           └─throw(new_callr_crash_error(output, killmsg))
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'tar_terra_tiles.Rmd' failed with diagnostics:
! callr subprocess failed: could not start R, exited with non-zero status, has crashed or was killed
--- failed re-building ‘tar_terra_tiles.Rmd’

SUMMARY: processing the following files failed:
  ‘geotargets.Rmd’ ‘tar_terra_tiles.Rmd’

Error: Vignette re-building failed.
Execution halted