these 2 derivations will be built:
  /nix/store/p53vi8mfhvy30vy2c9w373my34ajgcyj-ccusage-20.0.20-vendor.drv
  /nix/store/mcd57dzq4p8ymfph5whay168aq9vbr3m-ccusage-20.0.20.drv