this derivation will be built:
  /nix/store/0mkwnilxl18navik3v3v7kssi19nrlba-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/0mkwnilxl18navik3v3v7kssi19nrlba-bcachefs-module-7.0.0-30-generic.drv'...