Found the following significant warnings:
  Warning: working directory was changed to 'D:/temp/Rtmpi4gBqx/RLIBS_1907852dc2c80/oceanmap/test_files', resetting
  Warning: working directory was changed to 'D:/temp/Rtmpi4gBqx/RLIBS_1907852dc2c80/oceanmap/test_files', resetting
  Warning: working directory was changed to 'D:/temp/Rtmpi4gBqx/RLIBS_1907852dc2c80/oceanmap/test_files', resetting
  Warning: working directory was changed to 'D:/temp/Rtmpi4gBqx/RLIBS_1907852dc2c80/oceanmap/test_files', resetting
  Warning: working directory was changed to 'D:/temp/Rtmpi4gBqx/RLIBS_1907852dc2c80/oceanmap/test_files', resetting
  Warning: working directory was changed to 'D:/temp/Rtmpi4gBqx/RLIBS_1907852dc2c80/oceanmap/test_files', resetting
  Warning: working directory was changed to 'D:/temp/Rtmpi4gBqx/RLIBS_1907852dc2c80/oceanmap/test_files', resetting
  Warning: working directory was changed to 'D:/temp/Rtmpi4gBqx/RLIBS_1907852dc2c80/oceanmap/test_files', resetting
  Warning: working directory was changed to 'D:/temp/Rtmpi4gBqx/RLIBS_1907852dc2c80/oceanmap/test_files', resetting
  Warning: working directory was changed to 'D:/temp/Rtmpi4gBqx/RLIBS_1907852dc2c80/oceanmap/test_files', resetting
  Warning: working directory was changed to 'D:/temp/Rtmpi4gBqx/RLIBS_1907852dc2c80/oceanmap/test_files', resetting
  Warning: working directory was changed to 'D:/temp/Rtmpi4gBqx/RLIBS_1907852dc2c80/oceanmap/test_files', resetting
  Warning: working directory was changed to 'D:/temp/Rtmpi4gBqx/RLIBS_1907852dc2c80/oceanmap/test_files', resetting
  Warning: working directory was changed to 'D:/temp/Rtmpi4gBqx/RLIBS_1907852dc2c80/oceanmap/test_files', resetting
  Warning: working directory was changed to 'D:/temp/Rtmpi4gBqx/RLIBS_1907852dc2c80/oceanmap/test_files', resetting
  Warning: working directory was changed to 'D:/temp/Rtmpi4gBqx/RLIBS_1907852dc2c80/oceanmap/test_files', resetting
  Warning: working directory was changed to 'D:/temp/Rtmpi4gBqx/RLIBS_1907852dc2c80/oceanmap/test_files', resetting