* using log directory 'd:/Rcompile/CRANpkg/local/3.6/tiledb.Rcheck'
* using R version 3.6.3 (2020-02-29)
* using platform: x86_64-w64-mingw32 (64-bit)
* using session charset: ISO8859-1
* checking for file 'tiledb/DESCRIPTION' ... OK
* checking extension type ... Package
* this is package 'tiledb' version '0.9.0'
* package encoding: UTF-8
* 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 hidden files and directories ... OK
* checking for portable file names ... OK
* checking whether package 'tiledb' can be installed ... ERROR
Installation failed.
See 'd:/Rcompile/CRANpkg/local/3.6/tiledb.Rcheck/00install.out' for details.
* DONE
The installation logfile:
* installing *source* package 'tiledb' ...
** package 'tiledb' successfully unpacked and MD5 sums checked
** using staged installation

   **********************************************
   WARNING: this package has a configure script
         It probably needs manual configuration
   **********************************************


** libs

*** arch - i386
make[1]: Entering directory `/cygdrive/d/temp/Rtmp6jE2Dh/R.INSTALL128201a8b3820/tiledb/src-i386'
rm -f tiledb.dll RcppExports.o arrowio.o deprecation.o durations.o libtiledb.o nullable.o utilities.o
"D:/RCompile/recent/R-3.6.3/bin/i386/Rscript.exe" "../tools/winlibs.R"
Error: This package requires Rtools40 or newer
Execution halted
make[1]: *** [winlibs] Error 1
make[1]: Leaving directory `/cygdrive/d/temp/Rtmp6jE2Dh/R.INSTALL128201a8b3820/tiledb/src-i386'
ERROR: compilation failed for package 'tiledb'
* removing 'd:/Rcompile/CRANpkg/lib/3.6/tiledb'