this derivation will be built:
  /nix/store/crc9k948g18h8wazdd5k05zdpk610i3x-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/crc9k948g18h8wazdd5k05zdpk610i3x-bcachefs-module-7.0.0-39-generic.drv'...