this derivation will be built:
  /nix/store/hhbgsrx5x1dz63csqfhwkfac720gwxfa-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/hhbgsrx5x1dz63csqfhwkfac720gwxfa-bcachefs-module-7.0.0-39-generic.drv'...