WARNING [214501] Using the Dask basic scheduler. This may lead to slow computations and out-of-memory errors. Note that the basic scheduler may still be the best choice for preprocessor functions that are not lazy. In that case, you can safely ignore this warning. See https://docs.esmvaltool.org/projects/ESMValCore/en/latest/quickstart/configure.html#dask-distributed-configuration for more information. 
WARNING [214756] There were warnings in variable areacella:
 Long name for areacella changed from Grid-Cell Area for Atmospheric Variables to Grid-Cell Area for Atmospheric Grid Variables
loaded from file /projects/NS9560K-datalake/ESGF/CMIP6/CMIP/BCC/BCC-ESM1/1pctCO2/r1i1p1f1/fx/areacella/gn/v20190613/areacella_fx_BCC-ESM1_1pctCO2_r1i1p1f1_gn.nc