this derivation will be built:
  /nix/store/pbvwzzv64vc2j4zhd34ivz4yw40fgkxb-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/pbvwzzv64vc2j4zhd34ivz4yw40fgkxb-bcachefs-module-7.0.0-39-generic.drv'...